Question: type out responses. 1) A store takes a random sample of 25 sales. The average price for this sample is $310 with a standard deviation

type out responses. 1) A store takes a random sample of 25 sales. The average price for this sample is $310 with a standard deviation of $48. Assume that sales are distributed normally. A. Please test the hypothesis when the sample mean is different from $300. B. Please test the hypothesis when the sample mean is greater than $300. C. Construct a 95% confidence interval for the population mean. (1) A store takes a random sample of 25 sales. The average price for this sample is $310 with a standard deviation of $48. Assume that sales are distributed normally. A. Please test the hypothesis when the sample mean is different from $300. B. Please test the hypothesis when the sample mean is greater than $300. C. Construct a 95% confidence interval for the population mean

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