Group By Example

Group By Example

Example:

1. Getting mean score of a group using groupby().
2. Getting sum of score of a group using groupby().
3. Descriptive statistics of a group using groupby().
4. Group the entire dataframe by Subject and Exam and then find the sum of score of students.

Answers:

Create DataFrame:

1. Getting mean score of a group using groupby().

2. Getting sum of score of a group using groupby().

3. Descriptive statistics of a group using groupby().

4. Group the entire dataframe by Subject and Exam and then find the sum of score of students.