Posted by **Bryant** on Saturday, August 1, 2009 at 11:06am.

Your statistics instructor wants you to determine a confindence interval estimate for the mean test score for the next exam. In the past, the test scores have been normally distributed with a mean of 74.2 and a standard deviation of 30.9. A 95% confidence interval estimate if your class has 30 students is?

## Answer This Question

## Related Questions

- statistics - A human resources manager wants to determine a confidence interval ...
- Business Statistics - There are 300 students enrolled in Business Statistic. ...
- statistics - Answer the following. Show your work to get credit. Exam scores are...
- Math Statistics - Answer the following. Show your work to get credit. Exam ...
- Statistics - 5. Scores on a recent national statistics exam were normally ...
- statistics - Scores on a national writing exam are approximately normally ...
- Statistics - There are 300 students enrolled in Business Statics . Historically,...
- Analytical Skills - If your score on a statistics exam was 76 and the professor ...
- statistics - the admissions policy at a certain university requires that ...
- statistics - the admissions policy at a certain university requires that ...

More Related Questions