Although Keeping Mentally and Physically Active Slows the Aging Process

question 136

Multiple Choice

Although keeping mentally and physically active slows the aging process, decline eventually will take place due to primary aging.Which intervention that is meant to slow some of the aging processes includes selecting valued activities and dropping others and optimizing performance in the remaining activities?

• A)selective organization with withdrawal
• B)selective withdrawal
• C)selective optimization with compensation
• D)selective overt manifestation of aging

Distinguish between various research designs in psychology (experimental, correlational, descriptive) and their respective attributes.

Understand the theory of internal and external validity in relation to experimental designs and the concepts of confounding variables and experimenter expectancies.

Identify and apply different methods for defining and measuring variables in psychological research.

Describe and critically appraise the methods, benefits, and limitations of descriptive research strategies (case studies, naturalistic observations, survey research).

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Definitions:

Null Hypothesis

A hypothesis that assumes no significant difference or relationship exists among certain variables, which researchers aim to either reject or fail to reject based on statistical evidence.

Squared Deviations

The squares of the differences between each observation in a dataset and the mean of that dataset, used in statistical analyses to measure variability.

Grand Mean

The overall mean calculated from multiple sets of observations or groups.

Total Sum

The aggregate or combined total of all the values in a set of numbers.