Homework Help: statistics

Posted by jen on Tuesday, December 6, 2011 at 2:54pm.

Assume that body temperatures of healthy adults are normally distributed with a mean of 98.2 degrees F and a standard deviation of .62 degrees F. suppose we take a sample of eight healthy adults. what is the probability that their mean body temperature will be greater than 98.4

statistics - PsyDAG, Tuesday, December 6, 2011 at 5:06pm
Z = (score-mean)/SEm

SEm = SD/√n

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.

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