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Mathematics, 08.02.2022 14:00, vanessagomezcx
2. A sample of 40 employees from a large company is selected. The employees' ages
are summarized in the following frequency table:
Frequency
Employee Age
25-29
30-34
35-39
40-44
45-49
50-54
55-59
60-64
5
5
11
7
6
2
1
a) Use this table to estimate the mean age for this sample.
b) Use this table to estimate the standard deviation for the ages.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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2. A sample of 40 employees from a large company is selected. The employees' ages
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