Statistical data southern stingrays jobber

analysis of survey for medical research publication using SPSS

...Python Data Analyst to assist with data processing, analysis, and visualization for time series data. The ideal candidate will have experience working with Python advance models to clean, manipulate, and interpret complex datasets. Your role will involve preparing data for analysis, identifying trends, and generating actionable insights to support decision-making processes. The candidate should have a strong understanding of data structures, statistical methods, and problem-solving techniques. Experience with Jupyter Notebooks, Excel integration, or other data analysis tools is a plus. Excellent communication skills and the ability to present findings clearly to non-technical stakeholders are essential. Whether it’s automating work...

Data Analysis Project Using SQL, Excel, and Power BI Dashboard Description: I am looking for a skilled data analyst to assist with a project that involves data processing, analysis, and visualization using SQL, Excel, and Power BI. The project will require: Data Extraction & Cleaning: Extract and clean data from multiple sources using SQL. Ensure the data is accurate, complete, and properly formatted for analysis. Data Analysis in Excel: Perform statistical and trend analysis. Create pivot tables, charts, and perform calculations to uncover insights. Power BI Dashboard: Build an interactive and visually appealing Power BI dashboard. Include key performance indicators (KPIs), filters, and drill-down capabilities for detailed in...

...influence on contracting-out decisions by local health departments (LHDs). I have multiple datasets that need to be cleaned, merged, and prepared for statistical analysis. I would be looking for: Data Cleaning: Remove duplicates and inconsistencies. Handle missing data appropriately (e.g., imputation, removal based on criteria). Standardize variable names and formats across datasets. Possibly collecting the data for me if there is any missing from data files I have. Data Merging: Combine datasets from multiple sources (e.g., 2016 and 2019 NACCHO Profile Studies, socioeconomic data). Use shared identifiers (e.g., zip codes, county names) to match data accurately. Resolve mismatched or ambiguous records during the merging proces...

I'm seeking a skilled Odoo expert to assist with performing statistical analysis within Odoo spreadsheets. The main focus will be setting up and executing calculations to monitor and track sales performance. Key Tasks: - Conducting statistical analysis using Odoo spreadsheets - Setting up necessary calculations to track sales performance - Interpreting data and providing insights for sales regulation Ideal Skills: - Proficient in Odoo and its spreadsheet functionalities - Strong background in statistical analysis techniques - Experience with sales performance tracking - Excellent data interpretation skills

As per object I intend to automate bets on Betfair Exchange according to my parameters, and also create an automatic indicator on Telegram, possibly also exploiting as a bridge the aid of artificial intelligence, for example perplexity, to immediately have statistical data connected to the web

I am looking for a Stata expert to assist me with a Statistical data Analysis Task. I will share more details and data files on chat with selected candidate. Thanks!

...astronomy and astrophysics problems. • Mechanics • Classical mechanics (Newton’s laws of motion). • Circular and elliptical motion, orbital mechanics (Kepler’s laws). • Conservation of energy and angular momentum. • Electromagnetism • Light as electromagnetic waves. • Concepts of polarization, diffraction, and interference (important for telescopes and observations). • Thermodynamics and Statistical Mechanics • Blackbody radiation (Planck’s Law, Stefan-Boltzmann Law, Wien’s Displacement Law). • Energy distribution and star properties. 2. Mathematics Astronomy and astrophysics problems rely heavily on mathematical skills. • Calculus • Differentiation and integration for modeling motio...

...for a talented Data Analytics Specialist who can design and manage a sophisticated system for my NGO. This system will be dedicated to collecting, storing, processing, analyzing, and presenting demographic data on both targeted and potential beneficiaries across the country. Key Responsibilities: - Data Mining: Uncover valuable insights hidden within the data. - Statistical Analysis: Use statistical techniques to interpret data and identify trends. - Visualization: Create compelling visual representations of complex datasets. The primary aim of this system is program improvement. The successful candidate will need to translate complex datasets into actionable insights that will support our strategic decision-making. You'll be expe...

I'm looking for a mathematician/statistical analyst with expertise in predictive analysis using machine learning algorithms. The data you'll be working with is cross-sectional. Key Responsibilities: - Utilize machine learning algorithms for predictive analysis on cross-sectional data. - Provide insights and interpretations of the predictive outcomes. Ideal Skills: - Proficiency in machine learning techniques. - Strong background in statistical analysis and mathematics. - Experience with cross-sectional data. Please include relevant samples of your previous work with machine learning and predictive analysis in your proposal.

I'm working on a Environmental Humanities PhD project and need assistance transforming my dataset into Gephi visualisations and conducting some basic statistical analysis. The dataset is currently in CSV format and the specific visualisation I want to create in Gephi is a Network graph. Specifically I have 20 sorted csv’s of online narratives which need to be turned into six gephi network visualisations. The csv’s are pre-sorted to 5 keywords and it would be important for my project that the gephi networks can connect the same posting to several nodes. Additionally I would need a set of simple statistics about the dataset turned into about clear diagrams/pie charts. The job should be pretty straight forward for someone with experience and take about two days. It wo...

I'm in need of a competent research article writer with proficient statistical analysis skills to help me compose a paper suitable for publication in a high-ranking Scopus journal. Key Requirements: - The article should focus on the field of Management - Expert knowledge of advanced statistical tools such as Cross-Correlation Function (CCF), regression, and Structural Equation Modeling (SEM) is a must - Ability to work with both primary and secondary data - Experience with writing for and publishing in highly reputed journals Ideal Skills and Experience: - Strong background in management research - Proficiency in using advanced statistical tools - Experience with both primary and secondary data - Prior experience with writing for Scopus journals ...

...astronomy and astrophysics problems. • Mechanics • Classical mechanics (Newton’s laws of motion). • Circular and elliptical motion, orbital mechanics (Kepler’s laws). • Conservation of energy and angular momentum. • Electromagnetism • Light as electromagnetic waves. • Concepts of polarization, diffraction, and interference (important for telescopes and observations). • Thermodynamics and Statistical Mechanics • Blackbody radiation (Planck’s Law, Stefan-Boltzmann Law, Wien’s Displacement Law). • Energy distribution and star properties. 2. Mathematics Astronomy and astrophysics problems rely heavily on mathematical skills. • Calculus • Differentiation and integration for modeling motio...

...skilled Data Analytics Specialist to develop and manage a comprehensive system for an NGO. This system will collect, store, process, analyze, and present data on targeted and potential beneficiaries across the nation. If you are passionate about harnessing the power of data to create meaningful impact, we encourage you to apply! Key Responsibilities: - Develop a system that collects data primarily from surveys. - Utilize Microsoft Power BI for data visualization. - Conduct predictive analytics to derive insights from the data. Ideal Skills and Experience: - 3+ years of experience in data analysis and reporting - Proficiency in statistical analysis tools (e.g., R, Python, Power BI) - Hands-on experience with data governance...

...4th year nursing students in XXX between May-July, 2024. Registered and attending classes in the 2023-2024 spring semester at state universities in XXX, to be a 3rd and 4th year student in the nursing department and students who volunteered to participate in the study were included. 2.2. Data Collection Tools It used the “Student Identification Form", “Casey-Fink Practice Readiness Scale", “Student Self-Efficacy Scale”, and “the Nursing Students’ Perceptions of Clinical Stressors Scale” (NSPCSS) as data collection tools. 2.2.1. Student Identification Form This form consists of seven questions, including age, gender, marital status, class, family income, family type, and the students' desire to study nursing.9,10 2.2...

I am seeking help with writing new R code. The project involves creating and implementing R code for data analysis and visualization. Please note that I do not need assistance with data manipulation or statistical analysis at this time. Ideal Skills: - Proficient in R programming - Experience in writing new R code - Familiarity with data analysis and visualization in R - Ability to explain code and concepts clearly

I'm seeking an experienced app developer for a medical project centered on data analysis. The primary function of the app is to help analyze research study data using statistical analysis methods. Key Responsibilities: - Design and develop an app that can perform statistical analysis on research study data. - Ensure the app is user-friendly and tailored for medical data interpretation. Ideal Skills and Experience: - Proven experience in app development, particularly for medical purposes. - Strong understanding and experience in statistical analysis. - Experience working with research study data is highly desirable.

...an intermediate data science learner, I'm seeking a seasoned Data Scientist to help me deepen my understanding and skills in various areas. Key Areas of Focus: - Machine Learning Algorithms: I would like to gain a comprehensive understanding of different algorithms and their applications. - Data Visualization: I need assistance in mastering this crucial aspect of data science. - Statistical Analysis: I want to enhance my skills in this area. - Data Interpretation: Teach me how to interpret data effectively. - Big Data Tools: I wish to get familiarized with some of the tools used in big data. The ideal tutor will have: - Extensive experience in data science and machine learning. - Strong teaching skills, able t...

...File: The user uploads an Excel file with student grades to the web app. 2. Backend Processes Data: The backend extracts and stores the data in a database. 3. Generate Reports & Graphs: The web app creates customizable reports and statistical graphs from the data. 4. User Views Data: The user views reports, graphs, and grouped data by grade or group. 5. Download/Export: The user can download reports or data in formats like PDF or CSV. Ideal Skills: - Software Development: Proven experience in developing desktop applications is crucial. - Educational Software: Experience in creating educational software or tools is a plus. - Data Tracking Systems: Familiarity with systems that track and report data over time will be bene...

...to conduct advanced econometrics statistical analysis on firm-level microdata. The ideal candidate will have expertise in working with panel data, applying econometric models, and generating actionable insights to support research and decision-making. *Key Responsibilities* : - Perform data cleaning, preparation, and validation for panel data. - Conduct econometric analyses using STATA, such as fixed-effects, random-effects, and difference-in-differences models. - Interpret and report results with clear, concise summaries and visualizations. - Collaborate with the team to refine research objectives and provide data-driven recommendations. - Ensure compliance with data security and confidentiality protocols. *Qualifications:* - Proficiency i...

...months. At the end of the study, I distributed a post-study survey to the participants, collecting demographic data, self-reported vaccination status, and feedback on the intervention's helpfulness and their knowledge increase, using Likert scales. Unfortunately, only three of the five participants responded, presenting a challenge for data analysis. I'm in need of a professional data analyst who can assist me in interpreting my data and conducting the necessary statistical tests. The ideal candidate would have experience with: - Descriptive statistics - Data visualization techniques (specifically creating graphs and charts) The primary focus will be on analyzing and presenting data regarding the intervention's perceive...

I have some data that needs to be analyzed and visualized using JASP. The analysis will predominantly focus on performing a Repeated Measures ANOVA. - Data Visualization: I need various figures created in JASP to represent the data. This includes bar charts, line graphs, and scatter plots. - Statistical Analysis: A Repeated Measures ANOVA will need to be performed on the data. Ideal candidates for this project should have extensive experience with JASP, and a strong understanding of ANOVA and data visualization. I am looking for someone who can not only run the analysis, but also create clear, informative figures that accurately represent the data.

I'm seeking an expert in statistical analysis, specifically using R software, to assist with my thesis data. The analysis involves: - Descriptive statistics - Regression analysis - Hypothesis testing An ideal freelancer would have extensive experience with R and a strong understanding of various statistical tests and models.

I have a dataset in an Excel spreadsheet containing purchase order details. I'm looking for a skilled data analyst to perform descriptive analysis and multi linear regression on this data. The primary goal is to identify trends in purchase orders. The analysis should focus on the order value for the regression analysis. The job needs to be completed and delivered within 24 hours. Ideal Skills and Experience: - Proficient in statistical analysis and data interpretation - Experienced with multi linear regression techniques - Capable of delivering comprehensive analysis reports under tight deadlines

I'm in need of a skilled data analyst who can perform descriptive analysis and multi linear regression on my data (work has been done. You will basically be editing). The job needs to be completed and delivered within 24 hours. Ideal Skills and Experience: - Proficient in statistical analysis and data interpretation - Experienced with multi linear regression techniques - Capable of delivering comprehensive analysis reports under tight deadlines

I'm looking for a skilled professional to create an educational PowerPoint presentation for medical professionals on a medical topic. The presentation should be designed to be engaging and informative, with a strong emphasis on the use of visual aids such as charts and graphs. ...should be designed to be engaging and informative, with a strong emphasis on the use of visual aids such as charts and graphs. Ideal skills and experience for the job include: - Extensive knowledge of medical terminology and concepts - Experience creating presentations for medical professionals - Proficiency in PowerPoint and other presentation software - Ability to interpret and present statistical data clearly and effectively - Creative skills to design visually appealing and easy-to-underst...

I have completed my project, which involves R coding, but I need an expert to incorporate a placebo test and robustness test into the code. Key Tasks: - Placebo Test: I will provide the necessary datasets for this test. - Robustness Test: I will also provide the datasets for this test. The ...robustness test will primarily be on evaluating the stability of the parameters. Additional Requirements: - Literature Review: I need to incorporate a narrative review into the paper. - Word Count: Please carefully go through the entire paper and ensure it is under 2600 words, excluding sources and tables. Ideal Skills and Experience: - Proficiency in R programming. - Experience in conducting statistical tests. - Strong academic writing skills. - Ability to edit and tighten prose for w...

I'm seeking a professional designer to enhance my annual report with graphics. The project has a tight deadline and requires a corporate and professional style. Key Requirements: - Prioritize the Executive Summary and the Statistical Data Summary for graphical enhancement. - Utilize charts and graphs, as well as infographics, as the primary graphical elements. Please note, I have a previous report to serve as a template and I'm happy to provide images to support the project. The final deliverable is needed by January 17th at the latest.

...condense extensive documents and websites. **Requirements:** - **Summarization:** Skillfully distill essential information from web pages and documents. - **Data Extraction:** Emphasis on identifying and extracting key phrases and statistical data. - **Multilingual Capability:** Ability to summarize documents across multiple languages. - **Customization:** Flexibility to adjust summarization parameters based on user needs. - **Real-Time Functionality:** Capability to provide instant summaries for dynamic web content. **Preferred Qualifications:** - Demonstrated expertise with RAG and AI-based summarization methods. - Strong proficiency in data analysis and extraction techniques. - Keen ability to comprehend and succinctly summarize content. - Focus on deliv...

I am seeking a seasoned researcher in the biotec...compliance. Key Responsibilities: - Conduct in-depth research on drug development processes and regulatory compliance requirements - Provide insights and strategies for both preclinical studies and clinical trials - Perform comprehensive data analysis, including statistical, bioinformatics, and comparative assessments Ideal Candidate: - Extensive experience in the biotech pharma industry, particularly in drug development and regulatory compliance - Proficient in conducting and managing preclinical studies and clinical trials - Highly skilled in various forms of data analysis, with a strong capacity for interpreting complex datasets - Excellent communication skills, with the ability to present research findings in a ...

We are in search of a seasoned Data Manager or programmer with over 3 years of experience working with the US OPTUM healthcare claims database. Your role will be pivotal in guiding our team of programmers and statisticians, providing deep insights into the data's structure and management necessary for our epidemiological studies. Key Responsibilities: - Data Cleaning and Preprocessing: Ensuring our dataset is pristine and ready for analysis. - Database Structuring: Assisting in the optimal organization of our data for easy access and comprehension. A keen understanding of the database and its potential will be crucial. Ideal Skills: - Extensive experience with the OPTUM healthcare claims database. - Proficient in data management, cleaning, and structurin...

...for an expert who can help analyze compliance data for trading standards, particularly focusing on product quality checks and customer satisfaction from service delivery records. The purpose of this analysis is to prepare for our stage 2 audit for consumer code. Key aspects of the project: - Analyze product quality checks and customer satisfaction data. - Sign off the data to confirm its compliance. - Advise on sample size to ensure statistical validity. Given that I am not familiar with statistical techniques, I'm open to your expertise on the best methods to use. Descriptive statistics, inferential statistics, predictive analytics - I trust your judgment on what would be most appropriate. Ideal skills and experience: - Proficiency in data...

I'm looking for a Spanish-speaking sports betting expert, specifically focused on basketball. Your primary responsibility will be providing betting tips accompanied by statistical analysis. Key Responsibilities: - Delivering insightful and profitable sports betting tips focused on basketball - Conducting and presenting comprehensive statistical analyses to support the betting tips Ideal Skills and Experience: - Proficient in Spanish, with clear communication skills - Deep understanding and passion for basketball - Extensive knowledge in sports betting - Strong statistical analysis skills - Previous experience as a sports tipster is a plus

I'm conducting an observational study comparing two imaging modalities and need assistance with sample size calculation focused on measuring exposure effects. Ideal skills for the job: - Expertise in statistical methods for sample size calculation. - Experience with observational studies and understanding of imaging modalities. - Proficiency with statistical software (e.g., R, SPSS).

...working on a project that collects data through surveys aimed at understanding trends, traveler preferences, and satisfaction levels within the tourism sector. Currently, the process involves manual work using Excel, which is time-consuming and inefficient. To address this, we aim to develop a system that automates data preparation, classification, and visualization (using POWER QUERY), thereby enhancing accuracy and decision-making capabilities. The overarching goals of the project are: of Dashboards in Power BI Building interactive dashboard(s) to present various analyses, key questions, and insights, supported by constructed indicators, DAX formulas, and other advanced features. Statistical Indicators Generating descriptive statistical measures (e.g....

I'm seeking an expert in statistical data analysis, particularly focused on descriptive analysis of experimental data. Key Tasks: - Perform descriptive analysis on experimental data. - Utilize ANOVA, Regression analysis, and Chi-square tests for the analysis. Ideal Skills and Experience: - Profound understanding of descriptive statistical methods - Experience with experimental data - Proficiency in ANOVA, Regression analysis, and Chi-square tests. Your analysis will provide insights into the data, contributing to a deeper understanding of the underlying patterns and trends.

...the essence of my music and lifestyle - living simply and with appreciation. Key Features: - The logo should incorporate elements of country music and symbols of Southern hospitality, reflecting the simplicity and warmth of life in the South. - I'm aiming for a 'retro country' style, reminiscent of classic country aesthetics but with a fresh twist. - A patriotic touch is essential, with the 'stars and stripes' subtly woven into the design. Ideal Skills: - Proficient in graphic design, with a portfolio showcasing previous logo designs, particularly in the music or clothing industry. - An understanding of country music and Southern culture will be a significant advantage. - Creativity in incorporating patriotic elements without compromising the si...

I'm looking for a cartoonish T-shirt design that features a hybrid of Smokey the Bear and California Governor Newsom. The design should be a vibrant and fun representation of this character, as opposed to a more serious or minimalist approach. Key Elements: - The character should prominently resemble a combination of Smokey the Bear and Newsom. - The Southern California Edison logo should be incorporated into the design, but the main focus should be on the Smokey/Newsom hybrid. Color Scheme: - The T-shirt design should use bright and vibrant colors. It should be eye-catching and engaging, in line with the cartoonish style. Ideal Skills and Experience: - Proven experience in T-shirt or character design, particularly in a cartoonish style. - Ability to incorporate specific el...

I'm seeking a talented designer to create an eye-catching, bold new logo and business card for my flooring business. The current materi...new design should be a modern twist on the existing logo, incorporating gold and black, with a preference for simplicity and minimalism. - The business card must include my name, phone number, email, and website. - All final files must be delivered in fully editable PSD format. INCLUDE IN BUSINESS CARD - IDN HARDWOOD & CARPET SUPERSTORE - International Designers network - "Voted #1 showroom in southern California" Ideal candidates will have a strong portfolio demonstrating their ability to create visually striking designs, and experience working with logo and business card design. A keen understanding of color theory and moder...

I'm looking to create an online cryptocurrency gambling platform that offers a variety of games and features. The platform should cater to casino games, sports betting, and lottery enthusiasts. Key Features: - User Accounts & Profiles: Users should be able to create accounts, which will be customizable and unique to them. - Statistics & Analytics: The platform should provide statistical data and analytics for users, enhancing their gaming experience and strategies. - Chat Rooms & Forum: To foster a community feel, the platform should include interactive chat rooms and a forum for users to engage with each other. Payment Support: The platform should support payments primarily through cryptocurrencies and bank transfers. Ideal Skills and Experience: - Stro...

I'm looking for a spor...understanding of basketball and tennis. The primary tasks will include game analysis, player performance tracking, and creating publications based on live match analysis. Key Responsibilities: - Analyze games and track player performance - Create engaging social media and blog posts based on live analysis - Use statistical analysis tools and custom spreadsheets for data interpretation Ideal Skills: - Deep understanding and passion for basketball and tennis - Proficiency in using statistical analysis tools and creating custom spreadsheets - Excellent writing skills for social media and blog posts Experience: - Prior experience as a sports analyst - Proven track record of creating engaging sports content - Experience in analyzing basketba...

I need assistance extracting data from 100-150 scientific articles. The data to be extracted includes statistical data and references/citations. The extracted statistical data needs to be delivered in an Excel spreadsheet. Additionally, I need data from tables within the articles to be included. Ideal skills for this project include: - Experience with data extraction - Familiarity with scientific literature - Proficiency in Excel The successful freelancer will be detail-oriented and able to work independently.

I'm seeking an R programming expert to assist with my research project. The primary goal involves extensive data analysis, statistical modeling, and data visualization. I have a set of CSV files that contain the data from my research, and I need help with the following tasks: - Reading and cleaning the data from the CSV files - Performing statistical analysis - Creating visualizations to illustrate the findings Ideal candidates for this project should have a strong background in R programming, data analysis and visualization, and experience working with CSV files. Hello,I hope you are having a good day. I would like your help with r-coding. The topic that i have to develop further with R-code is: “Exploring the Causal Impact o...

1) Collect data, examine it, and identify any duplicates or outliers, ensuring its completeness and accuracy. 2) Create a table and organize the data in a clear and easy-to-understand format. 3) Provide statistical analysis using mean, median, mode, variance, standard deviation, and other relevant metrics. 4) Present charts that illustrate the relationships between variables 5) Present charts that help predict future trends, identify gaps, and improve performance and operational efficiency.

I'm looking for a logo that embodies a "Southern Gentleman" theme, with visual elements reminiscent of a Jack Daniels whiskey label. The logo should be simplified and less-busy than the attached sample, but still convey a similar aesthetic to evoke slight recognition without infringing on trademark or copyright. The only text in the logo should be "Southern Gentleman" Key Requirements: - The primary focus of the logo should be visual elements similar to Jack Daniels, while being unique enough to stand alone. However, no reference to Jack Daniel’s or whiskey - the logo is for a seafood distribution business so if any subtle reference it should be an oyster - A color scheme of red, black, white, and silver. Ideal Skills and Experience: - Graphic...

...next 4 hours I need a data analyst with expertise in SPSS 27 to help me perform a series of statistical tests on my dataset. The main focus will be examining relationships between variables. Specific tasks include: - Examining descriptive statistics in relation to PSQI. - Assessing descriptive statistics related to Cognitive Impairment. - Comparing Sleep Quality against MMSE using T-tests or Mann-Whitney tests. - Analyzing the relationship between PSQI and MMSE with Chi-square tests. - Running Chi-square tests for each variable against PSQI and MMSE separately. - Performing regression analysis as appropriate. Please note, I have not yet decided on a method for handling missing data. I am open to discussing this with the freelancer. Additionally, the statisti...

I have an Excel spreadsheet containing experimental data that needs thorough examination. The main focus will be on inferential statistics, in addition to specific descriptive statistics including variance and standard deviation. Ideal Skills and Experience: - Proficient in Excel - Expertise in Statistics, particularly Inferential Statistics - Experience with analyzing experimental data - Strong understanding of Variance and Standard Deviation - Ability to interpret and present statistical findings effectively.

I need a freelancer to calculate the standard deviation of a small dataset stored in a text file. The dataset has only one column. Ideal Skills: - Proficiency in statistical analysis - Experience with data manipulation - Familiarity with standard deviation calculations Please have access to either Google Sheets or Excel for this task.

Attached is a concept. It is based on a picture of Petco Park in San Diego, CA (where the Padres play). I would like to keep some sort of Southern California vibe to the logo. Specifically palm trees and it would need to make sense with the name of Ballpark Storage (which is a local play on a company of the same name that rents short term storage units near Petco Park). Any elements of the local references would be highly desired. I would like two logo's (with one variation each). One logo black/white (with the names "ballparkstorage" and "ballpark-storage") and one color with the same two names. Thank you in advance and if you have any questions please don't hesitate to ask. I'll be near my PC and/or phone until we finish up.

IMPORTANT: share your Google Scholar Profile for a quick review I'm looking for an eCommerce and Data Analytics expert to conduct technical research on online consumer behavior and write a strong 5-page IEEE Conference Paper. Key Responsibilities: - Conduct in-depth research focusing on online consumer behavior analysis. - Analyze data from various sources, including social media, website transactions, and customer surveys. - Utilize statistical analysis methods for data interpretation. - Write a compelling 5-page IEEE Conference Paper based on the findings. Ideal Skills and Experience: - Strong background in eCommerce and Data Analytics. - Proficient in statistical analysis and machine learning methods. - Excellent technical research an...