Multiple Choice
The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of .2 inches. What is the probability that a sheet selected at random from the population is between 30.25 and 30.65 inches long?
A) .9987
B) .1574
C) .1587
D) .8413
Correct Answer:
Verified
Correct Answer:
Verified
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