Which test is especially useful when the sample size is less than 30 and the population standard deviation is unknown?
A)t-test
B)z-test
C)ANOVA
D)F-test
E)n-way ANOVA

Name: Which test is especially useful when the sample size is less than 30 and the population standard deviation is unknown? A)t-test B)z-test C)ANOVA D)F-test E)n-way ANOVA
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Question

Quizplus · Accepted Answer

The t-test is especially useful when the sample size is less than 30 and the population standard deviation is unknown.

Which Test Is Especially Useful When the Sample Size Is