Willis and Schaie's Longitudinal Study That Utilized Participants from the Seattle

question 77

Multiple Choice

Willis and Schaie's longitudinal study that utilized participants from the Seattle Longitudinal Study demonstrated that __________.

• A)training sessions in spatial orientation and reasoning skills had long-term effects on cognitive performance
• B)training sessions in fine and gross motor skills improved the physical health of subjects
• C)aerobic exercise and moderate weight training improved muscle mass and increased bone density
• D)cognitive functioning would deteriorate regardless of intervention

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Definitions:

Phi

A measure of association for two binary variables, reflecting the strength and direction of their relationship.

Nominal-Level

Pertains to data classification into non-numeric categories that cannot be logically ordered or ranked.

Positive Correlation

A relationship between two variables where an increase in one variable is associated with an increase in the other variable.

Increases

A rise in magnitude, quantity, or value of something.