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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Definitions:

Gordon Allport

A psychologist who pioneered the study of personality, emphasizing the uniqueness of the individual and the importance of the current context for understanding behavior.

Measures

Quantitative or qualitative tools and methods used to evaluate, assess, or obtain data on various variables or phenomena.

Situation vs. Trait

Situation refers to the external environment that can influence behavior temporarily, while trait denotes enduring characteristics that influence behavior across different situations.