A Comparison of Adolescents in 28 Countries by the World

question 57

Multiple Choice

A comparison of adolescents in 28 countries by the World Health Organization found that compared to teenagers in most other countries, U.S. adolescents

• A) eat more junk food.
• B) eat more vegetables.
• C) eat more fruit.
• D) exercise more.

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Definitions:

U.S. Presidents

Individuals who have held the office of the President of the United States, serving as the head of state and government.

Longitudinal Study

A research design that involves repeated observations of the same variables (e.g., people) over short or long periods of time, often many years.

Correlational Study

A research method that examines the extent to which two variables are related, without inferring a cause-and-effect relationship between them.

Random Assignment

A method used in experiments to place participants into different groups in a way that each participant has an equal chance of being in any group, minimizing biases.