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6. DETAILS You may need to use the appropriate appendix table or technology to answer this question. A population has a mean of 128

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6. DETAILS You may need to use the appropriate appendix table or technology to answer this question. A population has a mean of 128 and a standard deviation of 32. Suppose a sample of size 64 is selected and x is used to estimate u. (Round your answers to four decimal places.) (a) What is the probability that the sample mean will be within 5 of the population mean? (b) What is the probability that the sample mean will be within 10 of the population mean? Submit Answer t MY NOTES

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