Standard deviation from frequency table

Reference no: EM13131756

Find the standard deviation of the data in the given frequency table. A company had 80 employees whose salaries are summarized in the frequency table below. Find the standard deviation.

Salary / Employees

5001-10000 / 17

10001-15000 / 16

15001-20000 / 20

20001-25000 /15

25001-30000 /12

Reference no: EM13131756

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