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The Weight of a Product Is Normally Distributed with a Mean

Question 11

Multiple Choice

The weight of a product is normally distributed with a mean of four ounces and a variance of .25 "squared ounces." What is the probability that a randomly selected unit from a recently manufactured batch weighs no more than 3.5 ounces?


A) .8413
B) .9772
C) .1587
D) .0228

Correct Answer:

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