Question
If a sample size n=49 is used to construct a confidence interval for a population mean, and is determined that the critical value should come from a t-distribution, what number of degrees of freedom should be used for that distribution?
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Answer to a math question If a sample size n=49 is used to construct a confidence interval for a population mean, and is determined that the critical value should come from a t-distribution, what number of degrees of freedom should be used for that distribution?
Rasheed
4.7110 Answers
when constructing a confidence interval for a population mean with a sample size of 49, the number of degrees of freedom for the t-distribution is 48.
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