Question

Ages of 27 members of a club are given below in years:

36	38	40	52	50	45	38	69	29	43	27	36	39	43
65	51	48	50	51	49	41	63	41	38	42	51	46

Prepare a grouped frequency distribution table taking classes 20 - 30, 30 - 40, ...

Answer 1

Age (in years)	Tally Marks	Frequency (Number of members)
20 - 30	`bb|bb|`	2
30 - 40	`cancel(bb|bb|bb|bb|) bb|`	6
40 - 50	`cancel(bb|bb|bb|bb|) cancel(bb|bb|bb|bb|)`	10
50 - 60	`cancel(bb|bb|bb|bb|) bb|`	6
60 - 70	`bb|bb|bb|`	3
Total		27