The Death Penalty Has Not Been Shown to Effectively Deter

question 98

Multiple Choice

The death penalty has not been shown to effectively deter homicide.One reason for this is that most murders are the result of

• A)hormonal influences.
• B)hostile aggression.
• C)instrumental aggression.
• D)a malfunctioning amygdala.

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Definitions:

Internal Validity

The extent to which a research study can demonstrate a causal relationship between variables, free from the influence of external factors.

External Validity

External validity refers to the extent to which the results of a study can be generalized or extended to other situations, people, settings, and measures.

Experimenter Effects

Effects produced or influenced by clues to the hypotheses under examination, inadvertently communicated by the experimenter.

Laboratory Experiments

Controlled tests or investigations conducted in a lab setting where variables can be isolated and manipulated to study their effects.