Mathematics, 21.04.2020 22:39 larreanathalie3523
We wish to estimate the population mean of a variable that has standard deviation 70.5. We want to estimate it with an error no greater than 5 units with probability 0.99. How big a sample should we take from the population? What happens if the standard deviation and the margin of error are both doubled?
Answers: 3
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We wish to estimate the population mean of a variable that has standard deviation 70.5. We want to e...
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