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In Testing the Difference Between Two Population Means Using Two

Question 91

Multiple Choice

In testing the difference between two population means using two independent samples, the sampling distribution of the sample mean difference In testing the difference between two population means using two independent samples, the sampling distribution of the sample mean difference is normal if: A) the sample sizes are both greater than 30 B) the populations are normal C) the populations are non-normal and the sample sizes are large D) all of these E) none of these is normal if:


A) the sample sizes are both greater than 30
B) the populations are normal
C) the populations are non-normal and the sample sizes are large
D) all of these
E) none of these

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