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A sample of size 60 will be drawn from a population with mean 31 and standard deviation 6. Use the IT83 PluszI84 Plus calculator. (a)

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A sample of size 60 will be drawn from a population with mean 31 and standard deviation 6. Use the "IT83 PluszI84 Plus calculator. (a) Find the probability that E will be between 30 and 33. Round the answer to at least four decimal places. The probability that ; will be between 30 and 33 is 0.8967 . (b) nd the '3'5l percentile of I. Round the answer to at least two decimal places. 'lhe 75n- percentile is [j

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