The frequency table shows the heights (in inches) of 130 members of a choir.
a) Find the median and IQR.
b) Find the mean and standard deviation.
|
Height
|
Count
|
Cumulative Count
|
|
60
|
2
|
2
|
|
61
|
6
|
8
|
|
62
|
9
|
17
|
|
63
|
7
|
24
|
|
64
|
5
|
29
|
|
65
|
20
|
49
|
|
66
|
18
|
67
|
|
67
|
7
|
74
|
|
68
|
12
|
86
|
|
69
|
5
|
91
|
|
70
|
11
|
102
|
|
71
|
8
|
110
|
|
72
|
9
|
119
|
|
73
|
4
|
123
|
|
74
|
2
|
125
|
|
75
|
4
|
129
|
|
76
|
1
|
130
|
Display these data with a histogram. Don't try to submit the histogram.
Construct and submit frequency distribution of the data. Show classes, midpoints for each class, frequencies, relative and cumulative frequencies.
Write a few sentences describing the distribution.