Medicare would like to test the hypothesis that the standard deviation for the monthly rate for a one- bedroom assisted- living facility is more than $400. A random sample of 17 assisted living facilities had a standard deviation of $530. The degrees of freedom for this hypothesis test would be _____.
A)17
B)18
C)16
D)19

Question

Quizplus · Accepted Answer

The degrees of freedom for a hypothesis test regarding the standard deviation or variance is calculated as the sample size minus one. Therefore, with a sample size of 17, the degrees of freedom would be 17 - 1 = 16.

Medicare Would Like to Test the Hypothesis That the Standard