If Physical Control,randomization,and Design Features Do Not Eliminate the Differential

question 69

Multiple Choice

If physical control,randomization,and design features do not eliminate the differential effects of extraneous variables among treatment groups,the experiment

• A) has been confounded, but causal statements are still possible
• B) has been confounded, and no causal statements are possible
• C) must be repeated without the presence of extraneous variables
• D) loses external validity, but can still salvage internal validity

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Definitions:

Excused from Performance

A legal concept where a party is released from fulfilling their obligations under a contract due to unforeseen circumstances that make performance impossible or impracticable.

Mitigate Damages

The requirement for an injured party to take reasonable action to minimize the amount of damages caused by a breach of contract or tort.

Breach of Contract

The violation of a contractual obligation, where one party fails to fulfill their part of the agreement.

Subjective Standards

Criteria based on personal opinions, interpretations, or judgments rather than objective measurements.