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  3. the company collected a sample of the salaries of

The Company collected a sample of the salaries of its employees. There are 70 salary data...

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Basic Math

  1. The Company collected a sample of the salaries of itsemployees. There are 70 salary data points summarized in thefrequency distribution below:
SalaryNumber of Employees
5,001–10,0008
10,001–15,00012
15,001–20,00020
20,001–25,00017
25,001–30,00013
  1. Find the standard deviation.
  2. Find the variance.

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