The file Accounting Partners contains the number of partners in a cohort of rising accounting firms with fewer than 225 employees that have been tagged as "firms to watch." The firms have the following numbers of partners:
24 32 12 13 29 30 26 17 15 21 16 23
21 19 30 14 9 30 17
a. Compute the first quartile (Q1) the third quartile (Q3), and the interquartile range.
b. List the five-number summary.
c. Construct a box plot and describe its shape.