If an Experimental Group Improves in Ability or Several Groups

question 9

Multiple Choice

If an experimental group improves in ability or several groups differ in ability, at the end of the experimental period, it is assumed to be due to the effect of the treatment. However, there are some other explanations. Which of the following is not one of the other explanations?

• A) Too short an experimental period.
• B) Treatment was new and stimulating.
• C) Maturation effect.
• D) Groups were unequal initially.
• E) Effect of being tested.

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Definitions:

Claim Message

A formal communication in which an individual or organization lays out a problem and requests action or compensation; similar to a customer's claim but can also apply in insurance and other professional contexts.

Unethical Communicators

Individuals or entities that engage in dishonest or manipulative communication practices, violating ethical standards.

Ethical Communicators

Individuals who adhere to principles of honesty, clarity, accuracy, and respect in all forms of communication.

Deceive

To intentionally cause someone to believe something that is not true, typically in order to gain some personal advantage.