Sample size with confidence level-standard deviation

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Reference no: EM1391656

We want to estimate the population mean within 5, with a 99 percent level of confidence. The population standard deviation is estimated to be 15. How large a sample is required?

Reference no: EM1391656

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Sample size with confidence level-standard deviation : We want to estimate the population mean within 5, with a 99 percent level of confidence. The population standard deviation is estimated to be 15. How large a sample is required?

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