Merge branch 'mle-exercises'

parrondo · Jul 9, 2018 · 8a96e2f · 8a96e2f
2 parents 6cc280b + 926e13a
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diff --git a/notebooks/lectures/Random_Variables/answers/notebook.ipynb b/notebooks/lectures/Random_Variables/answers/notebook.ipynb
@@ -519,7 +519,7 @@
      "output_type": "stream",
      "text": [
       "The JB test p-value is:  0.923015693884\n",
-      "We accept the hypothesis that the data are normally distributed  False\n",
+      "We reject the hypothesis that the data are normally distributed  False\n",
       "The skewness of the returns is:  -0.102081900914\n",
       "The kurtosis of the returns is:  3.07608657316\n"
      ]
@@ -530,7 +530,7 @@
     "cutoff = 0.01\n",
     "_, p_value, skewness, kurtosis = stattools.jarque_bera(returns)\n",
     "print \"The JB test p-value is: \", p_value\n",
-    "print \"We accept the hypothesis that the data are normally distributed \", p_value < cutoff\n",
+    "print \"We reject the hypothesis that the data are normally distributed \", p_value < cutoff\n",
     "print \"The skewness of the returns is: \", skewness\n",
     "print \"The kurtosis of the returns is: \", kurtosis"
    ]

diff --git a/notebooks/lectures/Random_Variables/answers/preview.html b/notebooks/lectures/Random_Variables/answers/preview.html
@@ -14592,7 +14592,7 @@ <h1 id="Exercise-4:-Financial-Applications:">Exercise 4: Financial Applications:
 <span class="n">cutoff</span> <span class="o">=</span> <span class="mf">0.01</span>
 <span class="n">_</span><span class="p">,</span> <span class="n">p_value</span><span class="p">,</span> <span class="n">skewness</span><span class="p">,</span> <span class="n">kurtosis</span> <span class="o">=</span> <span class="n">stattools</span><span class="o">.</span><span class="n">jarque_bera</span><span class="p">(</span><span class="n">returns</span><span class="p">)</span>
 <span class="k">print</span> <span class="s">&quot;The JB test p-value is: &quot;</span><span class="p">,</span> <span class="n">p_value</span>
-<span class="k">print</span> <span class="s">&quot;We accept the hypothesis that the data are normally distributed &quot;</span><span class="p">,</span> <span class="n">p_value</span> <span class="o">&lt;</span> <span class="n">cutoff</span>
+<span class="k">print</span> <span class="s">&quot;We reject the hypothesis that the data are normally distributed &quot;</span><span class="p">,</span> <span class="n">p_value</span> <span class="o">&lt;</span> <span class="n">cutoff</span>
 <span class="k">print</span> <span class="s">&quot;The skewness of the returns is: &quot;</span><span class="p">,</span> <span class="n">skewness</span>
 <span class="k">print</span> <span class="s">&quot;The kurtosis of the returns is: &quot;</span><span class="p">,</span> <span class="n">kurtosis</span>
 </pre></div>
@@ -14612,7 +14612,7 @@ <h1 id="Exercise-4:-Financial-Applications:">Exercise 4: Financial Applications:
 
 <div class="output_subarea output_stream output_stdout output_text">
 <pre>The JB test p-value is:  0.923015693884
-We accept the hypothesis that the data are normally distributed  False
+We reject the hypothesis that the data are normally distributed  False
 The skewness of the returns is:  -0.102081900914
 The kurtosis of the returns is:  3.07608657316
 </pre>

diff --git a/notebooks/lectures/Random_Variables/questions/notebook.ipynb b/notebooks/lectures/Random_Variables/questions/notebook.ipynb
@@ -418,7 +418,7 @@
     "\n",
     "\n",
     "print \"The JB test p-value is: \", p_value\n",
-    "print \"We accept the hypothesis that the data are normally distributed \", p_value < cutoff\n",
+    "print \"We reject the hypothesis that the data are normally distributed \", p_value < cutoff\n",
     "print \"The skewness of the returns is: \", skewness\n",
     "print \"The kurtosis of the returns is: \", kurtosis"
    ]

diff --git a/notebooks/lectures/Random_Variables/questions/preview.html b/notebooks/lectures/Random_Variables/questions/preview.html
@@ -12157,7 +12157,7 @@ <h1 id="Exercise-4:-Financial-Applications:">Exercise 4: Financial Applications:
 
 
 <span class="k">print</span> <span class="s">&quot;The JB test p-value is: &quot;</span><span class="p">,</span> <span class="n">p_value</span>
-<span class="k">print</span> <span class="s">&quot;We accept the hypothesis that the data are normally distributed &quot;</span><span class="p">,</span> <span class="n">p_value</span> <span class="o">&lt;</span> <span class="n">cutoff</span>
+<span class="k">print</span> <span class="s">&quot;We reject the hypothesis that the data are normally distributed &quot;</span><span class="p">,</span> <span class="n">p_value</span> <span class="o">&lt;</span> <span class="n">cutoff</span>
 <span class="k">print</span> <span class="s">&quot;The skewness of the returns is: &quot;</span><span class="p">,</span> <span class="n">skewness</span>
 <span class="k">print</span> <span class="s">&quot;The kurtosis of the returns is: &quot;</span><span class="p">,</span> <span class="n">kurtosis</span>
 </pre></div>