222k views
3 votes
f the sample size n=25, the sample mean = 10 and the sample standard deviation s=6, create the 90% confidence interval for the population mean and interpret it. A. The confidence interval is [7.52 ,12.48] and 90% of the population values fall in this interval. B. The confidence interval is [7.52 ,12.48] and there is a 90% chance that the population mean has a value that falls within this interval. C.The confidence interval is [7.95 ,12.05] and there is a 90% chance that the population mean has a value that falls within this interval. D. The confidence interval is [7.95 ,12.05] and 90% of the population values lie within this interval.

1 Answer

5 votes

Answer:

(s/√n) is the standard error of the sample mean. If the sample size n=25, the sample mean = 10 and the sample standard deviation s=6, create the 90% confidence interval for the population mean and interpret it. A. The confidence interval is [7.52 ,12.48] and 90% of the population values fall in this interval.

User Taiwana
by
8.4k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.