Developmentalists Usually Define the "Very­old" as Ages and Older

question 49

Multiple Choice

Developmentalists usually define the "very­old" as ages and older.

• A) 75
• B) 80
• C) 85
• D) 90

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Definitions:

Cause and Effect

A relationship where one event (the cause) makes another event happen (the effect).

Random Selection

A method of sampling in which participants are chosen from a larger population entirely by chance, ensuring that every individual has an equal probability of being selected.

Random Assignment

Assignment of participants in an experiment to groups in such a way that each person has an equal chance of being placed in any group.

Convenience Sampling

A sampling method where participants are selected based on their availability and willingness to take part, rather than using random selection.