Find the Standard Deviation of the Data Summarized in the Given

question 13

Multiple Choice

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. $$\begin{array}{l}\text { Salary (dollars) Employees }\\\begin{array} { r r } 5,001 - 10,000 & 19 \\10,001 - 15,000 & 14 \\15,001 - 20,000 & 12 \\20,001 - 25,000 & 16 \\25,001 - 30,000 & 19\end{array}\end{array}$$

• A) $7967.5
• B) $8195.1
• C) $8422.8
• D) $7588.1

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Definitions:

Financial Advantage

A benefit gained in terms of monetary gains or improved financial position, often resulting from investments, operational efficiency, or strategic decisions.

Fixed Expenses

Costs that do not change with the level of production or sales activity, such as rent, salaries, and insurance.

Contribution Margin

The portion of sales income available to cover fixed expenses and contribute to net profit, after covering all variable expenses.

Financial Advantage

The benefit gained in financial terms, which might include profitability, revenue growth, or value creation, compared to a baseline or competitors.