When Experimental Psychologists Do Basic Research in Laboratory Settings They

question 14

Multiple Choice

When experimental psychologists do basic research in laboratory settings they:

• A) build a reservoir of data from which to build theories
• B) are generally interested in addressing applied problems
• C) cannot make predictions about what should happen in the real world
• D) generally obtain evidence of strong effects because of additional control

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Definitions:

Sample Size

The number of observations or items selected from a larger population for the purpose of statistical analysis.

Directional Hypothesis

A hypothesis that specifies the direction of the expected difference or relationship.

Null Hypothesis

The null hypothesis is a statement suggesting that no statistical significance exists in a set of given observations, representing a default position that there is no association between two measured phenomena.

Type II Error

The error made when a false null hypothesis is not rejected, missing the detection of a real effect.