At a Hudson Bay, when appliances get slightly damaged, they sell those machines at a lower price. The company's goal is to limit the mean number of damaged machines to 5 for every inspection. An inspector randomly checks 150 washers and finds that the mean number of damaged machines is 9. If the population standard deviation is 3, is there evidence that the company is failing to meet its goal at the 10% significance level?

a) Statethehypotheses b) State the level of significance c) Drawadiagram d) Calculatetheteststatistic e) Statethedecisionandtheconclusion