Scores on a dental anxiety scale range from 0 (no anxiety) to 20 (extreme anxiety). The
Chapter 12, Problem 50(choose chapter or problem)
Scores on a dental anxiety scale range from 0 (no anxiety) to 20 (extreme anxiety). The scores are normally distributed with a mean of 11 and a standard deviation of 4. In Exercises 49–56, find the z-score for the given score on this dental anxiety scale.
18
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