Mathematics, 12.11.2020 07:50 hinsri

Help A 95% confidence interval is found to be (30,36). The sample standard
deviation is 9, and the sample size is 36. If you wanted a smaller interval,
what could you do?
A. None of these
B. Decrease the sample size to 30.
C. Increase the sample size to 100.
D. Increase the confidence level to 99.7%.

Helpppp

A 95% confidence interval is found to be (30,36). The sample standard
deviation is 9, and

Answers: 1

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Help A 95% confidence interval is found to be (30,36). The sample standard
deviation is 9, an...

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