Random Assignment Is Important to an Experiment to Ensure That

question 92

Multiple Choice

Random assignment is important to an experiment to ensure that

• A)any differences found between the groups are caused by the independent variable.
• B)any differences found between the groups are caused by the dependent variable.
• C)the subjects in a study are a good representation of the larger population.
• D)experimenter bias does not contaminate the results.

Understand the concept of archival research and how it is conducted.

Recognize the importance of reliability and validity in observational studies.

Understand the methodological issues related to observational studies such as reactivity and observer bias.

Comprehend the role of case studies in psychological research and their potential applications.

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Definitions:

Net Exports

The value of a country's total exports minus the value of its total imports, representing a component of the GDP calculation.

Saving

The portion of income not spent on current consumption or taxes, typically stored for future use or investment.

Real Exchange Rate

The rate at which a person can exchange the currency of one country for the currency of another, adjusted for inflation.

Nominal Exchange Rate

The rate at which currencies are traded in the foreign exchange market, not considering differences in price levels between countries.