A certain brokerage house wants to estimate the mean daily return on a certain stock. A random sample of 16 days yields the following return percentages. -0.3, -1.16, -0.45, 2.98, –0.29, 0.44, 0.31,...

Extracted text: A certain brokerage house wants to estimate the mean daily return on a certain stock. A random sample of 16 days yields the following return percentages. -0.3, -1.16, -0.45, 2.98, –0.29, 0.44, 0.31, -2.59, 0.73, 1.93, 1.84, - 1.62, – 1.65, 2.61, 0.18, -2.25 Send data to calculator Send data to Excel If we assume that the returns are normally distributed, find a 90% confidence interval for the mean daily return on this stock. Then find 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: II Upper limit:I