You are the manager of a restaurant for a ~ fast-food franchise, last
You are the manager of a restaurant for a~ fast-food franchise, Last month, the mean waitingtime at the drive-through window for branches in your geographicalregion, as measured from the time a customerplaces an order until the time the customer receives the order,was 3.7 minutes, You select a random sample of 64 orders.The sample mean waiting time is 3.57 minutes, with a samplestandard deviation of 0,8 minute.a. At the 0,05 level of significance, is there evidence that thepopulation mean waiting time is different from 3.7 minutes?b. Because the sample size is 64, do you need to be concernedabout the shape of the population distributionwhen conducting the f test in (a)? Explain.
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