To Measure the Validity of a Psychological Test,what Might an Investigator

question 18

Multiple Choice

To measure the validity of a psychological test,what might an investigator try to determine?

• A)How many psychologists use the test and consider it helpful
• B)How many of the items on the test are easy, intermediate, or difficult
• C)How consistent people's scores are from test to retest
• D)How well the scores predict some other behavior

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Definitions:

Dependent Variable

In an experimental setup, the variable being tested and measured, which is expected to change due to manipulations of the independent variable.

Independent Variable

A variable in an experiment or study that is manipulated or controlled by the researcher to observe its effect on the dependent variable.

Numerical Techniques

Computational algorithms used to solve mathematical problems, including equations, optimizations, and simulations.

Graphical Techniques

Methods used to analyze and visualize data through graphs and charts for better understanding.