SOLUTION: Assuming a normal distribution, what is the z-score associated with the 90th percentile? can some one help me with this and explain this to me

Question 698562: Assuming a normal distribution, what is the z-score associated with the 90th percentile?
can some one help me with this and explain this to me
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 90th percentile?
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Comment: 90th percentile means "better than 90% of the population".
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Find the z-value with a left-tail of 0.90.
invNorm(0.90) = 1.2816
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Cheers,
Stan H.
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