Question: When testing a null hypothesis about a single population mean and the population standard deviation is unknown, if the sample size is less than 30,

When testing a null hypothesis about a single population mean and the population standard deviation is unknown, if the sample size is less than 30, one compares the computed test statistic for significance with a value from the ___________ distribution.

a.Binomial

b.Hypergeometric

c. z

d. t

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