Frequency Distribution and Standard Deviation
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1. A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation. Find the standard deviation of the data summarized in the given frequency distribution.
Salary Number of Employees
5,001 -10,000 14
10,001 - 15,000 13
15,001 - 20,000 18
20,001 - 25,000 18
25,001 - 30,000 17
2. The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the standard deviation.
Height (in.) Frequency
70-71 3
72-73 7
74-75 16
76-77 12
78-79 10
80-81 4
82-83 1.
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Solution Summary
The solution determines the frequency distribution and standard deviation.
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1. A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation. Find the standard deviation of the data summarized in the given frequency distribution.
Salary Number of Employees
5,001 -10,000 14
10,001 - 15,000 13
15,001 - 20,000 18
20,001 - 25,000 18
25,001 - 30,000 17 ...
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