Hannah Wants to See If Her New Technique of Ping-Pong

question 45

Multiple Choice

Hannah wants to see if her new technique of ping-pong playing can increase one's ping-pong performance. She asks the U.S. Olympic ping-pong team to work with her. Half of the U.S Olympic team is randomly assigned to be taught by the new style, the experimental group, and the other randomly assigned half are not, the control group. Her technique does not significantly increase the performance of the experimental group compared to the control group, perhaps because they are already so good at the sport. This could be an example of

• A) the need for matching groups.
• B) a ceiling effect.
• C) the need for determining initial comparability.
• D) an internally valid study.

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Definitions:

Psychological Triad

Represents the three major components of psychology: thoughts, feelings, and behaviors, considered essential for understanding the human psyche.

Cognitions

Mental processes involved in gaining knowledge and comprehension, including thinking, knowing, remembering, judging, and problem-solving.

Thoughts

Mental processes that involve the organization and processing of information, including beliefs, opinions, and plans.

Basic Approach

The fundamental strategy or method adopted in dealing with a problem or in understanding a concept.