For these exercises, perform each of these steps. Assume that all variables are normally or approximately normally distributed.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified and assume the variances are unequal.

Two sets of 15 random integers from 1 to 100 were generated by a calculator. They are shown below. At the 0.10 level of significance, can it be concluded that the means differ? What would you expect? Why?

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Set 1 Set 2 80 43 60 41 16 39 29 12 12 13 54 24 9 46 25 94 53 28 83 26 86 72 2 85 36 23 81 15 1 100