Which Are Characteristics of Quasi-Experimental Research Designs That Are Considered $\bold{weaknesses}$

question 11

Multiple Choice

Which are characteristics of quasi-experimental research designs that are considered $\bold{weaknesses}$ , compared with experimental designs? (Select all that apply.)

• A) Cost of implementation
• B) Confidence in making causal assertions
• C) Subject to contamination of internal validity
• D) Disruptive to the usual routine of the setting
• E) Difficult to perform in a particular clinical setting
• F) Findings due to interference of extraneous variables

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