2.36 [EX02-036] Here are the ages of 50 dancers who responded to a call to audition for a musical comedy:

21 19 22 19 18 20 23 19 19 20 19 20 21 22 21 20 22 20 21 20 21 19 21 21 19 19 20 19 19 19 20 20 19 21 21 22 19 19 21 19 18 21 19 18 22 21 24 20 24 17

a. Prepare an ungrouped frequency distribution of these ages.

b. Prepare an ungrouped relative frequency distribution of the same data.

c. Prepare a relative frequency histogram of these data.

d. Prepare a cumulative relative frequency distribution of the same data.

e. Prepare an ogive of these data.