A score that is 6 points above the mean corresponds to a z-score of z = +0.50.For this population,the standard deviation is σ = 3.

Name: A score that is 6 points above the mean corresponds to a z-score of z = +0.50.For this population,the standard deviation is σ = 3.
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Quizplus · Accepted Answer

A z-score is calculated by dividing the difference between the score and the mean by the standard deviation. Here, 6 points above the mean divided by a standard deviation of 3 gives a z-score of +2.0, not +0.50.

A Score That Is 6 Points Above the Mean Corresponds