For the Following Data Set, Approximate the Sample Standard Deviation

question 1

Multiple Choice

For the following data set, approximate the sample standard deviation of commuting times per day. $$\begin{array} { c | c } \text { Commute (in min) } & \text { Frequency } \\\hline 50 - 52 & 5 \\53 - 55 & 8 \\56 - 58 & 12 \\59 - 61 & 13 \\62 - 64 & 11\end{array}$$

• A) 3.9 min
• B) 6.6 min
• C) 2.5 min
• D) 55.7 min

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Definitions:

Profitable Use

Refers to employing assets or resources in a manner that generates income exceeding the costs incurred.

Alternative X

A hypothetical or specific alternative option in a decision-making process or analysis.

Fixed Costs

Unchanging costs associated with operation, irrespective of production or sales levels, such as expenses for premises, staff remuneration, and insurance protection.

Fixed Expenses

Costs that remain constant regardless of the level of production or sales activities, such as rent or salaries.