Scientific Explanation in Psychological Science in Experiments, Researchers Most Often

question 4

Multiple Choice

Scientific Explanation in Psychological Science In experiments, researchers most often achieve control over possible
Explanations by

• A)random assignment of subjects to different treatment conditions or use of within-subjects designs.
• B)presenting a treatment condition in an identical manner to all subjects.
• C)keeping the environment, the procedures, and the measuring instruments constant for all subjects in the experiment.
• D)using all of these methods.

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Definitions:

Emphasize Lip Movements

The action of making lip movements more pronounced or noticeable, often used in speech therapy or communication techniques to enhance understanding, especially in individuals with hearing impairments.

High-pitched Tones

Sounds that have a high frequency, often perceived as shrill or sharp.

Ear Infection

An inflammation of the inner, middle, or outer ear, often with infection caused by bacteria or viruses.

Excessive Crankiness

An heightened state of irritability or fussiness, often without a readily identified cause.