Content Video X Course Hero X Bb 9073605 X Google Translate C learn.humber.ca/ultra/courses/_189674_1/cl/outline G Business Statistics - BSTA-200-D76 IDEAS Assignment X The following table shows the mean, standard deviation, 10th, 25th, 75th, and 90th percentiles for students' grades in classes A and B. Mean SD Plo P25 P75 Pgo Class A 67 10 37 56 78 97 Class B 54 16 30 63 74 82 Do not enter % symbol into the answer boxes. Round to 1 decimal place if necessary to round. a. If the distribution of scores in Class A is symmetric, then their median is 88 b. The top 75% of students in Class B scored at least C . of students in Class A scored between 37 and 56. d. The interquartile range for Class A is e. The coefficient of variation for Class B is f. Scores in Class B are: positively skewed symmetric negatively skewed