You randomly select a sample of n = 30. What are the degrees of freedom associated with a confidence interval of the mean?
A) 30
B) 29
C) 28
D) none of these

Name: You randomly select a sample of n = 30. What are the degrees of freedom associated with a confidence interval of the mean? A) 30 B) 29 C) 28 D) none of these
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Quizplus · Accepted Answer

The degrees of freedom for a confidence interval of the mean with a sample size of n is n - 1. Therefore, for n = 30, the degrees of freedom is 30 - 1 = 29.

You Randomly Select a Sample of N = 30