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September 20, 2014

September 20, 2014

Posted by **tina** on Saturday, December 10, 2011 at 3:25pm.

(A) Find

(B) Find the mean and standard error of the distribution

(C) Find

(D) Why is the formula required to solve (A) different than (C)?

(Points : 12)

- stat -
**tre**, Tuesday, January 31, 2012 at 6:07pmAssume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?

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