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Find the Standard Deviation of the Data Summarized in the Given

question 13

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Find the standard deviation of the data summarized in the given frequency distribution.
-A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation.  Salary (dollars)  Employees 5,00110,0001910,00115,0001415,00120,0001220,00125,0001625,00130,00019\begin{array}{l}\text { Salary (dollars) Employees }\\\begin{array} { r r } 5,001 - 10,000 & 19 \\10,001 - 15,000 & 14 \\15,001 - 20,000 & 12 \\20,001 - 25,000 & 16 \\25,001 - 30,000 & 19\end{array}\end{array}


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