The Sample Variance S ² Is an Unbiased Estimator of the Population

question 107

Multiple Choice

The sample variance s ² is an unbiased estimator of the population variance $? ^ { 2 }$
when the denominator of s ² is:

• A) n + 2.
• B) n + 1.
• C) n.
• D) n - 1.

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Definitions:

Capital Gain

The increase in value of an asset or investment from its purchase price to its selling price.

Net Investments

The total amount spent by a company or economy on capital assets, minus depreciation, indicating the addition to the overall productive capacity.

Leverage Ratio

A financial metric used to measure a company's debt levels relative to its equity or assets.

Interest-Burden Ratio

A financial metric that measures the proportion of a company's earnings before taxes that is consumed by interest expenses.