The number of families who used the Minneapolis YWCA day care service was recorded over a 30-day period. The results are as follows:

62	69	17	36	39	39	66	60	42	40
27	20	28	66	67	41	50	55	44	35
34	19	11	14	17	16	21	3	13	8

4. Required information

a.	Construct a cumulative frequency distribution of this data.

Class	Cumulative Frequency
0 up to 15
up to
up to
up to
up to

c.	How many days saw fewer than 60 families utilize the day care center?

Number of days