SOLUTION: a set of data has a normal distribution with a mean of 5.1 and a standard deviation of 0.9. find the percent of the data less than 4.2

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Question 326002: a set of data has a normal distribution with a mean of 5.1 and a standard deviation of 0.9. find the percent of the data less than 4.2

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the z score.
z=%28x-mu%29%2Fsigma=%284.2-5.1%29%2F0.9=-1
P%28z=-1%29=0.158655
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15.9%