Assume the random variable X is normally distributed, with mean of 50 and a standard deviation of 9. Find the 9th percentile.

asked Nov 5, 2022 170k views

1 vote

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2 votes

Answer:

37.94

Explanation:

the 9th percentile is equal to a zscore of -1.34

-1.34=(x-50)/9

x=37.94

Mwalter answered Nov 9, 2022

5.4k points

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