Question

A random sample of 30 male college students was selected, and their heights were measured. The heights (in inches) are given below.

67	69	70	69	67	66
73	69	70	67	73	69
68	68	69	73	72	67
68	71	73	71	71	72
70	67	66	74	68	72

(a) Complete the frequency distribution for the data. Make sure to enter your answers for the relative frequency as decimals, rounded to the nearest tenth.

Height	Frequency	Relative Frequency
66
67
68
69
70
71
72
73
74

2)

Approximate the measures of center for following GFDT.

Data	Frequency
30 - 34	2
35 - 39	0
40 - 44	12
45 - 49	16
50 - 54	11

Report mode and median accurate to one decimal place. Report the mean accurate to two decimal places (or enter as a fraction).

(a) mode =

(b) median =

(c) mean =    

Answer 1

frequency Height 66 2 Relative frequency 2/30 = 0.1 5/30 -0.2 4/30 -0.) 5/30 -0.2 6 7 5 68 6.9 4 5 3130 =0) 70 71 3 3 3 72 3/30 O1 3a0 =0-1 4- 80 =0.1 73 4 - 74 430 =0.0320. Žf-30 be are allowed to solve one question one