Mathematics, 17.12.2021 03:00 maljoh8249

A simple random sample is drawn from a normally distributed population, and when making a statistical inference about the population mean, the margin of error is found to be 5. 9 at a 95% level of confidence. If the mean of the sample is 18. 7, what is the 95% confidence interval for the population mean? 18. 7 Â± 5. 9 18. 7 Â± 9. 7 18. 7 Â± 11. 6 18. 7 Â± 15. 2.

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A simple random sample is drawn from a normally distributed population, and when making a statistica...