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need help with 34 Find the sample size needed to estimate the population mean within $0.60, given o = $6: (a) using a confidence level

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need help with 34

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Find the sample size needed to estimate the population mean within $0.60, given o = $6: (a) using a confidence level of 90% (b) using a confidence level of 96% Remember to round up to an integer. (a) at the 90% confidence level n = (b) at the 96% confidence level n =

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