Using the standard normal curve, the z-score representing the 90th percentile is 1.28.

Name: Using the standard normal curve, the z-score representing the 90th percentile is 1.28.
Brand: Quizplus
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Quizplus · Accepted Answer

This is true because the area under the standard normal curve to the left of the z-score of 1.28 is equal to the area to the right of the z-score which represents the 10th percentile. Therefore, the z-score representing the 90th percentile is 1.28.

Using the Standard Normal Curve, the Z-Score Representing the 90th