According to Surveys, About What Proportion of Adults in the United

question 191

Multiple Choice

According to surveys, about what proportion of adults in the United States receives psychological therapy for milder problems of living, such as work-related problems?

• A) 1 in 10
• B) 2 in 10
• C) 4 in 10
• D) 6 in 10

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Definitions:

Experimental Unit

The smallest division of the experimental material such that any two units may receive different treatments during the experiment.

Psychology Class

An academic course focusing on the study of the mind and behavior, covering topics from mental functions to social interactions.

Observational Study

A study in which the investigator does not manipulate variables but rather observes and measures variables without intervention to find relationships.

Double-Blind Experiment

A study in which neither the participants nor the experimenters know who is receiving a particular treatment, used to eliminate bias.