On a Standard Test of Optimism,scores of Patients Diagnosed with a Particular

question 46

Essay

On a standard test of optimism,scores of patients diagnosed with a particular disease are normally distributed with a mean of 20 and a standard deviation of 5.
a.Use the normal curve table to determine the score a patient needs to be included among the top 5%,among the top 20%,and among the bottom 10% of optimism scores.
b.Illustrate your answer with a sketch.
c.Explain your answers to a person who is familiar with mean,standard deviation,and Z scores,but not with normal curve percentages.

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Pre-Editing Phase

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Reasonable Options

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