In a normal distribution, what z-score value separates the lowest 20% of the distribution from the highest

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In a normal distribution, what z-score value separates the lowest 20% of the distribution from the highest 80%?

a. z 5 0.20

b. z 5 0.80

c. z 5 0.84

d. z 5 20.84

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Essentials Of Statistics For The Behavioral Sciences

ISBN: 9781337098120

9th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano

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