SOLUTION: Can someone please help me wit this problem, I cannot understand how to read the z-score for this problem. What is the z-score that responds to P78 Thanks

Question 480064: Can someone please help me wit this problem, I cannot understand how to read the z-score for this problem.
What is the z-score that responds to P78
Thanks
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Can someone please help me with this problem, I cannot understand how to read the z-score for this problem.
What is the z-score that responds to P78
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P78 means "the 78%ile score.
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Find the z-score with a left-tail of 0.78
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invNorm(0.78) = 0.7722
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Cheers,
Stan H.
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