A Researcher Is Interested in Determining the Average Number of Years

question 101

Short Answer

A researcher is interested in determining the average number of years employees of a company stay with the company. If past information shows a standard deviation of 7 months, what size sample should be taken so that at 95% confidence the margin of error will be 2 months or less?

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Definitions:

Tax Exempt

Income or transactions that are free from tax at the federal, state, or local level.

Gain/Loss

The financial result that occurs when the selling price of an asset is higher or lower than its purchase price.

Straight Line Basis

A method of calculating depreciation and amortization that allocates an equal portion of an asset's cost to each period in its useful life.

Salvage Value

The estimated value that an asset will realize upon its sale at the end of its useful life.