For some value of Z, the probability that a standard normal variable is below Z is 0.2090. What is the value of Z?
A) - 0.81
B) - 0.31
C) 1.96
D) 0.31

Name: For some value of Z, the probability that a standard normal variable is below Z is 0.2090. What is the value of Z? A) - 0.81 B) - 0.31 C) 1.96 D) 0.31
Brand: Quizplus
Rating: 4.7 (25 reviews)

Question

Quizplus · Accepted Answer

The value of Z for which the cumulative probability is 0.2090 corresponds to a Z-score of approximately -0.81 in the standard normal distribution table.

For Some Value of Z, the Probability That a Standard