View Full Version : I can't solve this problem. I just dont understand how to do

11-22-2009, 09:01 AM
no matter what I do, or how much I read the text book. I just can't take it anymore!!! :(

Assume that body temperatures of healthy adults are normally distributed with a mean of 98.2 F and a standard deviation of 0.62 F. Calculate the standard deviation of the sampling distribution of X bar for a sample size of 15.

A.) 0.041 B.) 0.160 C.) 0.203 D.) 0.62

11-22-2009, 05:13 PM
...or how much I read the text book...


I suggest you reread the chapter. Seriously. :-)