<div>
<style scoped>
    .dataframe tbody tr th:only-of-type {
        vertical-align: middle;
    }

    .dataframe tbody tr th {
        vertical-align: top;
    }

    .dataframe thead th {
        text-align: right;
    }
</style>
<table border="1" class="dataframe">
  <thead>
    <tr style="text-align: right;">
      <th></th>
      <th>gender</th>
      <th>race_ethnicity</th>
      <th>parental_level_of_education</th>
      <th>lunch</th>
      <th>test_preparation_course</th>
      <th>math_score</th>
      <th>reading_score</th>
      <th>writing_score</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <th>0</th>
      <td>female</td>
      <td>group B</td>
      <td>bachelor's degree</td>
      <td>standard</td>
      <td>none</td>
      <td>72</td>
      <td>72</td>
      <td>74</td>
    </tr>
    <tr>
      <th>1</th>
      <td>female</td>
      <td>group C</td>
      <td>some college</td>
      <td>standard</td>
      <td>completed</td>
      <td>69</td>
      <td>90</td>
      <td>88</td>
    </tr>
    <tr>
      <th>2</th>
      <td>female</td>
      <td>group B</td>
      <td>master's degree</td>
      <td>standard</td>
      <td>none</td>
      <td>90</td>
      <td>95</td>
      <td>93</td>
    </tr>
    <tr>
      <th>3</th>
      <td>male</td>
      <td>group A</td>
      <td>associate's degree</td>
      <td>free/reduced</td>
      <td>none</td>
      <td>47</td>
      <td>57</td>
      <td>44</td>
    </tr>
    <tr>
      <th>4</th>
      <td>male</td>
      <td>group C</td>
      <td>some college</td>
      <td>standard</td>
      <td>none</td>
      <td>76</td>
      <td>78</td>
      <td>75</td>
    </tr>
  </tbody>
</table>
</div>

   gender race_ethnicity parental_level_of_education         lunch  \
0  female        group B           bachelor's degree      standard   
1  female        group C                some college      standard   
2  female        group B             master's degree      standard   
3    male        group A          associate's degree  free/reduced   
4    male        group C                some college      standard   

  test_preparation_course  math_score  reading_score  writing_score  
0                    none          72             72             74  
1               completed          69             90             88  
2                    none          90             95             93  
3                    none          47             57             44  
4                    none          76             78             75  

<div>
<style scoped>
    .dataframe tbody tr th:only-of-type {
        vertical-align: middle;
    }

    .dataframe tbody tr th {
        vertical-align: top;
    }

    .dataframe thead th {
        text-align: right;
    }
</style>
<table border="1" class="dataframe">
  <thead>
    <tr style="text-align: right;">
      <th></th>
      <th>math_score</th>
      <th>reading_score</th>
      <th>writing_score</th>
    </tr>
    <tr>
      <th>test_preparation_course</th>
      <th></th>
      <th></th>
      <th></th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <th>completed</th>
      <td>69.695531</td>
      <td>73.893855</td>
      <td>74.418994</td>
    </tr>
    <tr>
      <th>none</th>
      <td>64.077882</td>
      <td>66.534268</td>
      <td>64.504673</td>
    </tr>
  </tbody>
</table>
</div>

                         math_score  reading_score  writing_score
test_preparation_course                                          
completed                 69.695531      73.893855      74.418994
none                      64.077882      66.534268      64.504673

{'Math Scores': 1.5359134607147415e-08,
 'Reading Scores': 9.081783336892205e-15,
 'Writing Scores': 3.68529173524572e-24}

Vizly: AI-powered data analysis

Analyzing Academic Performance by Test Preparation Course Status

Research Questions: Is there a significant difference in academic performance between students who completed a test preparation course and those who did not?

Summary of Academic Performance by Test Preparation Course Status

Null Hypotheses: There is no significant difference in academic performance between students who completed a test preparation course and those who did not.

T-Test Results for Academic Performance by Test Preparation Course Status