Jim S. answered • 06/19/19
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Physics (and math) are fun, really
Z=(19.5-13.1)/2.3=2.782
p=.997 probability item is less than 19.5 in
Jim
Marcella A.
asked • 06/18/19The Normal Distribution
A manufacturer knows that their items have a normally distributed length, with a mean of 13.1 inches, and standard deviation of 2.3 inches.
If one item is chosen at random, what is the probability that it is less than 19.5 inches long?
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