If Every Member of the Population Has an Equal Likelihood

question 42

Multiple Choice

If every member of the population has an equal likelihood of being included in the study, the researcher has obtained a _________ sample.

• A) cohort
• B) random
• C) convenience
• D) demographic

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Definitions:

Developmental Norms

Benchmarks of typical behavior and abilities demonstrated by children and individuals at various stages of development.

Mean Age

The average age of individuals in a particular group or population.

Median Age

The age that divides a population into two numerically equal groups; half the people are younger, and half are older.

Modal Age

The most frequently occurring age in a given dataset.