Posted by **concy** on Saturday, January 21, 2012 at 11:59pm.

Can someone guide me on how to solve this problem: A sample of 52 night students ages is obtained in order to estimate the mean age of night school students. sample mean = 25.9 years. the population variance is 23. Give a point estimate for the mean. Find the 95% confidence interval for the mean lower and upper and the 99% confidence interval

## Answer this Question

## Related Questions

- statistics - A sample of 70 night-school students' ages is obtained in order to ...
- statistic - A sample of 59 night-school students' ages is obtained in order to ...
- AP Statistics - A school psychologist reports that the mean number of hours the ...
- Statistics - A sample of 53 night-school students' ages is obtained in order ...
- statistics - Question 1 A school psychologist reports that the mean number of ...
- Math help - Could someone work one of these out so I can use as example. A ...
- statistics - A sample of 65 night-school students' ages is obtained in order to ...
- statistics - A random sample of 100 students from a high school was selected. If...
- Statsistics - You are testing the claim that the mean GPA of night students is ...
- college statistic - A sample of 51 night-school students' ages is obtained in ...

More Related Questions