Complex Designs Enhance Researchers' Ability to Test Hypotheses Derived from Theories

question 62

Multiple Choice

Complex designs enhance researchers' ability to test hypotheses derived from theories because complex designs

• A) require more specific operational definitions of concepts.
• B) make it possible to test both main effects and interaction effects.
• C) have higher internal validity.
• D) insure that the null hypotheses will be false.

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Definitions:

Tachy-

A prefix in medical terminology indicating rapid or accelerated, often used to describe abnormally fast heart rates, like in tachycardia.

Megalo-

A prefix meaning large or exaggerated in size or scope.

Circum-

A prefix in English meaning "around" or "about," used in the formation of compound words.

Epi-

A prefix meaning "on", "upon", or "above", often used in medical and scientific terms to indicate a layer or location.