Research on Aging Is Particularly Difficult for All of the Following

question 102

Multiple Choice

Research on aging is particularly difficult for all of the following reasons EXCEPT:

• A)psychologists study age spans as large as sixty years.
• B)most research on aging uses cross-sectional designs which can result in cohort effects.
• C)it is difficult to separate age-related declines in performance from confounds like disease,drug use,and lack of recent use of skills.
• D)participants have a vested interest in the research and remain committed to participation in longitudinal studies.

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Definitions:

Dividend Yield

The dividend per share divided by the stock price.