One Technique in Psychological Experiments Is to Keep the Experimenter

question 39

Multiple Choice

One technique in psychological experiments is to keep the experimenter from knowing the research hypothesis or the experimental condition of the subjects currently being tested. This helps to prevent the problem of

• A) ceiling effects.
• B) carryover effects.
• C) placebo effects.
• D) experimenter effects.

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Definitions:

Economic Profits

Profits that exceed the opportunity costs of a firm, calculated as total revenues minus both explicit and implicit costs.

Long Run

A period during which all factors of production and costs are variable, and firms can enter or exit the industry.

Total Revenue

The gross revenue from selling products or services before deducting any costs.

Fixed Cost

Expenditures that do not change with the level of production or sales, such as rent, salaries, and insurance.