Which of the following is false?
A) $\hat{ S }$ is used to estimate $\sigma$.
B) $\hat { S }$ uses N - 1 in the denominator
C) $\hat { S }$

Question

Which of the following is false?
A) $\hat{ S }$ is used to estimate $\sigma$.
B) $\hat { S }$ uses N - 1 in the denominator
C) $\hat { S }$ < $\sigma$ when both are calculated on the same numbers
D) $\hat{ S }$ is based on a sample.

Quizplus · Accepted Answer

The sample standard deviation $\hat{ S }$ is an unbiased estimator of the population standard deviation $\sigma$, but it is not necessarily less than $\sigma$ when calculated on the same numbers.

Which of the Following Is False? A) S^\hat{ S }S^ Is Used to Estimate

Which of the Following Is False?
A) $\hat{ S }$ Is Used to Estimate