Question 11Sony would like to test the hypothesis that the average age of a PlayStation user differs from the average age of an Xbox user. Arandom sample of 32 PlayStation users had an average age of 33.7 years while a random sample of 36 Xbox users had anaverage age of 35.6 years. Assume that the population standard deviation for the age of PlayStation and Xbox users is 3.7 and3.5 years, respectively. Sony would like to set α = 0.05. The critical value for this hypothesis test would be ________.
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CommentsCorrect!!Max Score: 4Actual Score: 4Question 12Two real estate companies, Century 21 and RE/MAX, compete with one another in a local market. The manager of the Century21 office would like to advertise that homes listed with RE/MAX average greater than 10 days more on the market whencompared to homes listed with his company. The following data show the sample size and average number of days on themarket for the two companies along with the population standard deviations.