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A Normal Distribution Has a Mean of µ = 100

Question 76

Multiple Choice

A normal distribution has a mean of µ = 100 with σ = 20.If one score is randomly selected from this distribution,what is the probability that the score will have a value between X = 80 and X = 100?​


A) ​0.8413
B) ​0.1587
C) ​0.3413
D) ​0.6826

Correct Answer:

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