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You observe the rate of return on Amazon stock over each of the past eight quarters: 0.048, 0.020, 0.037, 0.042, 0.030, 0.037, 0.015, 0.003 Construct

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You observe the rate of return on Amazon stock over each of the past eight quarters: 0.048, 0.020, 0.037, 0.042, 0.030, 0.037, 0.015, 0.003 Construct a 75% confidence interval for the average quarterly rate of return on Amazon stock over the next three quarters

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