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The null and alternate hypotheses are:
H0: μ1 ≤ μ2H1: μ1 > μ2
A random sample of 20 items from the first population showed a mean of 100 and a standard deviation of 15. A sample of 16 items for the second population showed a mean of 94 and a standard deviation of 8.
(a) State the decision rule for .05 significance level. (Round your answer to 3 decimal places.)
Reject H0 if t>
(b) Compute the value of the test statistic. (Round your answer to 3 decimal places.)
Value of the test statistic
(c) What is your decision regarding the null hypothesis? Use the .05 significance level."
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