Statistics

Direction: Analyze each problem. Test the hypothesis by following the steps below. (7 points each) a. Null and alternative hypothesis. b. Level of Significance c. Test statistic to be used and decide whether a one-tailed fest or two-tailed test d. Critical value and the rejection region's e. Compute for the value of the test statistic 1 State the decision 0. State the conclusion in stating men 2. A tea store manager claims that Branch A has lower average daily sales compared to branch B. He recorded the daily sales from a random of 40 days in each tea store. The results are tabulated below. Is there enough evidence to support the claim of the manager? Test the hypothesis at 0.01 level of significance. Branch A Branch B Mean P 15500 P 17510 Standard deviation P 53 P 35 N 40 40