A ski company in Vail owns two ski shops, one on the west side and one on the east side of Vail. Is there a difference in daily average goggle sales between the two stores? Assume equal variances.,(a) State the hypotheses for a two-tailed test.,(b) State the decision rule for a level of significance equal to 5 percent and sketch it.,(c) Find the test statistic and state your conclusion.
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