Dr Darden Asks a Group of Young Adults and a Group

question 10

Multiple Choice

Dr. Darden asks a group of young adults and a group of older adults to recall memories of events in their lives. She then assesses the proportion of positive statements in the recall protocols. Which developmental research method is Dr. Darden using Based on your text's discussion, what should she find

• A)Dr.Darden is conducting longitudinal research.She should find a greater proportion of positive statements in the older adults' protocols than in the young adults' protocols.
• B)Dr.Darden is conducting longitudinal research.She should find the same proportion of positive statements in the protocols of both groups of adults.
• C)Dr.Darden is conducting cross-sectional research.She should find a greater proportion of positive statements in the older adults' protocols than in the young adults' protocols.
• D)Dr.Darden is conducting cross-sectional research.She should find a greater proportion of positive statements in the young adults' protocols than in the older adults' protocols.

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Definitions:

Model Significant

A statistical model that achieves significance levels indicating that it provides reliable predictions or insights.

Alpha

Often used in statistics to denote the level of significance, the threshold at which the null hypothesis is rejected in hypothesis testing.

Coefficient Of Determination

A measure of the goodness of fit of the estimated regression equation. It can be interpreted as the proportion of the variability in the dependent variable y that is explained by the estimated regression equation.

Correlation Coefficient

A measure of the strength of the linear relationship between two variables.