Posted by **erica** on Friday, May 11, 2012 at 11:51am.

a final exam in statistics has a mean of 73 with a standard deviation of 7.73. Assume that a random sample of 24 students is selected and the mean test score of the sample is computed. What percentage of sample means are less than 70?

## Answer This Question

## Related Questions

- statistics - 7) A final exam in Statistics has a mean of 73 with a standard ...
- stats - A final exam in Math 160 has a mean of 73 with standard deviation 7.73. ...
- statistics - Scores on a national writing exam are approximately normally ...
- Statistics - . A random sample is selected from a normal population with a mean ...
- Statistics - 1. The scores of students on the ACT college entrance examination ...
- statistics and probability - scores on a nationwide professional qualifying exam...
- Statistics - An IQ test is designed so that the mean is 100 and the standard ...
- statistics - Suppose a random sample of 25 students is selected from a community...
- statistics - The scores of students on the ACT college entrance examination in ...
- Statistics - Help me understand this problem, I have several more like this & ...

More Related Questions