Please Answer. Thank you!

Hypothesis Testing and Diet-Fitness Business A shoe manufacturer claims that its shoes can help losing weight significantly. The company shows the report of body weight for 6 people before and after wearing its products for two weeks. No. 1 2 3 5 6 Weights 140 160 210 148 190 170 (Before) Weights 132 158 (After) 195 152 180 164 Suppose the population is normally distributed. the shoes designer, believes there will be a difference between weights before and after wearing the shoes, so he would like to use the report to test the company's claim with 5% significance level. (Hint: Let d = before minus after , construct a table for d.) (a) Construct the hypotheses. (b) Determine the significance level. (c) Write down the decision rule. (d) Calculate testing statistic. (e) Make Conclusion