True or False: In forming a 90% confidence interval for a population mean from a sample
size of 22, the number of degrees of freedom from the t distribution equals 22.

Name: True or False: In forming a 90% confidence interval for a population mean from a sample size of 22, the number of degrees of freedom from the t distribution equals 22.
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Question

Quizplus · Accepted Answer

The degrees of freedom for a t-distribution in this case is the sample size minus one, which is 22 - 1 = 21.

True or False: in Forming a 90% Confidence Interval for a Population