Use the Grouped Data Formulas to Find the Indicated Mean

question 96

Multiple Choice

Use the grouped data formulas to find the indicated mean or standard deviation.
-For the following data set, approximate the sample standard deviation. 422 $$\begin{array} { c | c } \text { Miles (per day) } & \text { Frequency } \\\hline 1 - 2 & 9 \\3 - 4 & 22 \\5 - 6 & 28 \\7 - 8 & 15 \\9 - 10 & 4\end{array}$$ 29
628
815

• A)2.1
• B)5.1
• C)2.9
• D)1.6

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Definitions:

Obsolescence

The process or condition of a product or component becoming outdated or no longer useful due to advancements or changes in technology, market demand, or other factors.

Salvage Value

The anticipated recovery value of an asset after its period of usefulness ends.

Trade-In Allowance

The value that a dealer offers to a customer for the customer's used item (e.g., car) when purchasing a new item.

Accumulated Depreciation

The total depreciation for a fixed asset that has been charged to expense since the asset was acquired and made available for use.