Please answer in 5 minutes

5. (12 points) Pamela's Diner has recently added a new type of hotcake (the Famous Watermelon Hotcake!) to their menu. To understand the market demand of the new product, they want to test whether the daily sales are 250 hotcakes. (a) They collected a sample of data on daily sales for the past 64 days. Over this period, the average daily sales were 245 and the sample standard deviation was 15. Based on this sample, can you reject the null hypothesis? Justify your