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Form a normally distributed population, a simple random sample of size 30 is taken. the mean of the sample is 144 and the standard deviation of the sample is 12. which interval …

Form a normally distributed population, a simple random sample of size 30 is taken. the mean of the sample is 144 and the standard deviation of the sample is 12. which interval …
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Form a normally distributed population, a simple random sample of size 30 is taken. the mean of the sample is 144 and the standard deviation of the sample is 12. which interval is the 90% confidence interval for the population mean?

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User Merlyn
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1 Answer

6 votes
The answer I think is D.
answered
User Liibo
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9.0k points
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