SOLUTION: Assuming a normal distribution, what is the z-score associated with the 99th percentile?

Question 361590: Assuming a normal distribution, what is the z-score associated with the 99th percentile?
Found 2 solutions by stanbon, solver91311:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Assuming a normal distribution, what is the z-score associated with the 99th percentile?
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invNorm(0.99) = 2.3263..
Cheers,
Stan H.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The z-value of 2.33 corresponds to a value of x on this normal curve such that 99% of all possible values of X will be less than said x value. Symbolically: P(X < x) = .99

John

My calculator said it, I believe it, that settles it

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