By the Time a Well-Designed Longitudinal Study Has Been Going

question 10

Multiple Choice

By the time a well-designed longitudinal study has been going for 10 years and has something relevant to tell us about adolescence, the findings may not be relevant to today's youth because of

• A) problems with validity.
• B) problems with reliability.
• C) the stability of aggression.
• D) the cohort effect.

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Definitions:

Cohabiting Couples

Couples who live together in a long-term relationship without being legally married.

Psychological Well-being

Refers to an individual's overall emotional health and happiness, including aspects such as self-acceptance, personal growth, purpose in life, and quality of relationships.

Marriage

A recognized union under law and society between people that creates duties and privileges among them and their relatives.

Second Marriages

Marital unions that occur after one or both partners have been married previously.