Multiple Choice
Kelso Motor Parts produces a car battery with a useful life that has a normal distribution.Average life is 40,000 miles, with a standard deviation of 1500 miles.What proportion of the batteries will have a useful life between 42,000 and 44,000 miles?
A) .157
B) .128
C) .088
D) .072
E) .163
Correct Answer:
Verified
Correct Answer:
Verified
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