Use the t-distribution table to find the critical value(s) for the indicated alternative hypotheses, level of...

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Use the t-distribution table to find the critical value(s) for the indicated alternative hypotheses, level of...

Use the t-distribution table to find the critical value(s) for the indicated alternative hypotheses, level of significance alphaα,and sample sizes n1and n2.

Assume that the samples are independent, normal, and random. Answer parts (a) and (b).

Ha: u1 2μ1≠μ2, alphaα=0.20 n1=10, n2=2

(b) Find the critical value(s) assuming that the population variances are not equal.

math Statistics-And-Probability

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