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The lifespan of a pair of shoes is normally distributed with a mean of 24 months and a standard deviation of 6 months. what is the probability that a new pair of shoes won't last longer than 18 months?
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The lifespan of a pair of shoes is normally distributed with a mean of

24 months and a standard deviation of 6 months. what is the
probability that a new pair of shoes won't last longer than 18 months?
a)8%
b)50%
c)23%
d)16%
e)34%

User Rayne
by
6.5k points

1 Answer

9 votes
a)8% is the right answer
User JoeB
by
5.8k points
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