Asked by carla

Suppose the weights of male police are normally distributed and the 6.68% are under 130 lbs. in weight, and 77.45% are
between 130 and 180 lbs. Find the mean and standard deviation of the distribution.

Answers

Answered by oobleck
You can play around with Z-table stuff here:

http://davidmlane.com/hyperstat/z_table.html
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