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Noise levels at 6 manufacturing plants were measured in decibels yielding the following data: 132, 148, 139, 105, 126, 118 Construct the 95% confidence interval

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Noise levels at 6 manufacturing plants were measured in decibels yielding the following data: 132, 148, 139, 105, 126, 118 Construct the 95% confidence interval for the mean noise level at such locations. Assume the population is approximately normal. Copy Data Step 3 of 4 : Find the critical value that should be used in constructing the confidence interval, Round your answer to thiree decimal places Answer How to enter your answer TE Tables | Keypad Keyboard Shortcuts Previous step answers

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