A Study Was Conducted in a Large Population of Adults

question 90

Multiple Choice

A study was conducted in a large population of adults concerning eyeglasses for correcting reading vision.Based on an examination by a qualified professional,the individuals were judged as to whether or not they needed to wear glasses for reading.In addition it was determined whether or not they were currently using glasses for reading.The following table provides the proportions found in the study. What is the probability that a selected adult is judged to need eyeglasses but does not use them for reading?

• A)0.42
• B)0.18
• C)0.54
• D)0.60
• E)0.36

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Definitions:

Psychometric Properties

Psychometric properties refer to the characteristics that define the quality of a psychological test, including its reliability, validity, and accuracy in measuring what it is intended to measure.

Orthogonal Factors

Independent variables in statistical models that do not correlate with each other, allowing for the isolation of effects.

Personality

The combination of characteristics or qualities that form an individual's distinctive character, affecting thoughts, behaviors, and emotions.

Typological Approach

A method in psychology that categorizes individuals into distinct types based on shared traits or behaviors.