A certain brokerage house wants to estimate the mean daily return on a certain stock. A random sample of 11 days yields

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A Certain Brokerage House Wants To Estimate The Mean Daily Return On A Certain Stock A Random Sample Of 11 Days Yields 1 (27.18 KiB) Viewed 51 times

A certain brokerage house wants to estimate the mean daily return on a certain stock. A random sample of 11 days yields the following return percentages. -0.16, 0.58,-1.56, 0.25, 0.33,-0.9, 2.51,-0.75, 1.31,-1.39, 2.73 Send data to calculator If we assume that the returns are normally distributed, find a 90% confidence interval for the mean daily return on this stock. Give the lower limit and upper limit of the 90% confidence interval. Carry your intermediate computations to at least three decimal places. Round your answers to one decimal place. (If necessary, consult a list of formulas.) Lower limit: Upper limit: X 3 P