(Please help I only have 20 minutes left) a. How many students in Section A had a worse final grade than midterm? b. How many students in Section B did not experience a grade change? c. How many students in Section B improved by more than 10 percentage points? d. What proportion of students in Section A improved by more than 10 percentage points? e. Calculate the range of percentage point change for Section A. f. Calculate the range of percentage point change for Section B. g. Describe the shape of the Section A distribution in terms of skewness. (select) h. Describe the shape of the Section B distribution in terms of skewness. (select) Symmetric Skewed Right Skewed Left