Homework Help: Statistics

Posted by Confused on Thursday, May 5, 2011 at 1:53am.

jenny is 5'10" tall. the heights of the girls in the school are approximately normally distributed with a mean of 5'5" and a standard deviation of 2.6". What is the percentile of jenny's height?

Statistics - Confused, Thursday, May 5, 2011 at 2:09am
please help
Statistics - PsyDAG, Thursday, May 5, 2011 at 9:31am
Z = (score-mean)/SD

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

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