In General, the Methods Used to Select Subjects Must Meet

question 9

Multiple Choice

In general, the methods used to select subjects must meet the scientific norm of generalizability. The researcher should be able to generalize from the sample to the population. Additionally, the cardinal rule of subject selection and experimentation is the comparability of the experimental and control groups. For results to be valid it is essential that he experimental and control groups be as _____ as possible.

• A) different
• B) dissimilar
• C) incomparable
• D) comparable

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Definitions:

Frontal Cortex

The anterior section of the cerebral cortex, responsible for managing decisions, solving problems, directing intentional actions, awareness, and emotional responses.

Depression Levels

A measure of the severity or intensity of depressive symptoms experienced by an individual.

Dopamine

A neurotransmitter involved in many functions, including motivation, reward, and motor control.

Serotonin

A neurotransmitter that contributes to feelings of well-being and happiness, playing important roles in mood regulation, digestion, and sleep.