A researcher conducts a hypothesis test using a sample of n = 40 from an unknown population.What is the df value for the t statistic?
A)39
B)40
C)41
D)42

Name: A researcher conducts a hypothesis test using a sample of n = 40 from an unknown population.What is the df value for the t statistic? A)39 B)40 C)41 D)42
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Question

A researcher conducts a hypothesis test using a sample of n = 40 from an unknown population.What is the df value for the t statistic?​
A)​39
B)​40
C)​41
D)​42

Quizplus · Accepted Answer

The degrees of freedom (df) for a t statistic is calculated as the sample size (n) minus 1. Therefore, for a sample size of n = 40, the df = 40 - 1 = 39.

A Researcher Conducts a Hypothesis Test Using a Sample of N