What proportion of the normal distribution is associated with z-scores less than -2.50?
A) .0062
B) .9938
C) .4938
D) .0668

Name: What proportion of the normal distribution is associated with z-scores less than -2.50? A) .0062 B) .9938 C) .4938 D) .0668
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Question

Quizplus · Accepted Answer

The area to the left of a z-score of -2.50 is calculated using a standard normal table or calculator as 0.0062. Thus, approximately 0.62% of the normal distribution is associated with z-scores less than -2.50.

What Proportion of the Normal Distribution Is Associated with Z-Scores