Professor Karney's Target Population Consisted of Several Thousand People,so He

question 31

Multiple Choice

Professor Karney's target population consisted of several thousand people,so he decided to select a sample in such a way that each member of the target population had an equal chance of being selected.Which of the following terms describes the method he used to select a sample?

• A) self-selection
• B) self-report
• C) random sampling
• D) target sampling

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Definitions:

Association

A relationship or link between two or more variables, where changes in one variable correspond to changes in the other.

Life Expectancy

The average period that an individual is expected to live, based on statistical averages.

Infant Mortality

The number of deaths of infants under one year old per 1,000 live births in a given region or period.

Lurking Variable

A hidden variable that is not directly observed but may influence the relationship between the independent and dependent variables in a study.