In the Equations for the Sample Standard Deviation and Variance

question 17

Multiple Choice

In the equations for the sample standard deviation and variance, why is there an "n-1" in the denominator of the equations?

• A) It represents the sample and adjusts for bias in smaller sample sizes.
• B) It represents the population and adjusts for having too much data.
• C) It represents the sample and adjusts for exact generalizability to the population.
• D) It adjusts for skewed data.

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