Given that Z is a standard normal random variable,the area to the left of a value z is expressed as
A)P(Z ≥ z)
B)P(Z ≤ z)
C)P(0 ≤ Z ≤ z)
D)P(Z ≥ −z)

Name: Given that Z is a standard normal random variable,the area to the left of a value z is expressed as A)P(Z ≥ z) B)P(Z ≤ z) C)P(0 ≤ Z ≤ z) D)P(Z ≥ −z)
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Question

Quizplus · Accepted Answer

The area to the left of a value z on a standard normal distribution represents the probability of obtaining a value less than or equal to z. This is expressed as P(Z ≤ z).

Given That Z Is a Standard Normal Random Variable,the Area