Approximate the standard deviation of age for males. I already know that the population mean is 42.56. By the way, we are subtracting vertically to get the midpoints (ex: 0+10/2=5, 10+20/2=15).

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Approximate the standard deviation of age for males. I already know that the population mean is 42.56. By the way, we are subtracting vertically to get the midpoints (ex: 0+10/2=5, 10+20/2=15).
Male and female populations of
humpback whales under 80 years old are
represented by age in the table below.
Complete parts (a) through (d).
Age
10-9
10-19
20-29
30-39
40-49
50-59
60-69
70-79
Males
10
10
17
18
21
23
16
12
Females
5
7
16
16
22
25
19
12
Transcribed Image Text:Male and female populations of humpback whales under 80 years old are represented by age in the table below. Complete parts (a) through (d). Age 10-9 10-19 20-29 30-39 40-49 50-59 60-69 70-79 Males 10 10 17 18 21 23 16 12 Females 5 7 16 16 22 25 19 12
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