Wednesday

July 23, 2014

July 23, 2014

Posted by **Renita** on Friday, February 3, 2012 at 2:30pm.

The average teacher's salary is $43152. Suppose that the distribution is normal with standard deviation equal to $7000. If we sample 100 teachers' salaries, what is the probability that the sample mean is less than $42249?

- Statistics -
**PsyDAG**, Saturday, February 4, 2012 at 4:59amUse same process as described in your previous post.

**Related Questions**

Statistics - The average teacher's salary in North Dakota is $41,027. Assume a ...

Math--Statistics - I have a couple of questions that need review--I've answered ...

Math - 1.)Suppose you interview 10 randomly selected workers and ask how many ...

statistics - Assume that we collect a large (n>30) simple random sample of ...

statistics - a random sample of 100 college students is taken from the student ...

AP Statistics - 12) Which of the following statements is true? a) The sampling ...

statistics - Build a 95% confidence interval for the mean of the population from...

statistics - An SRS of size n is taken from a large population whose ...

statistics - Suppose X has a mound-shaped distribution with sigma=9. A random ...

Statistics - Assume a population of any 4 numbers(suppose: 4,8,15,19). Select a ...