When We Switch Replications in a Non-Equivalent Comparison Group Design

question 19

Multiple Choice

When we switch replications in a non-equivalent comparison group design, we:​

• A) ​administer the treatment to the control group before posttesting.
• B) can determine whether the difference between the groups at the first posttest may be attributed to the lack of comparability between the two groups.​
• C) decrease the chances of determining whether the difference between the groups at the first posttest may be attributed to a selection bias.​
• D) decrease the internal validity of the design.​

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Definitions:

Blood Seeps

The process of blood slowly leaking or oozing out.

Cicatrix

A scar that results from the healing of a wound or injury.

Scar

A mark left on the skin or within body tissue where a wound, burn, or sore has not healed completely and fibrous connective tissue has developed.

Decubitus

An ulcer that occurs on areas of the skin that are under pressure from lying in bed, sitting in a wheelchair, or wearing a cast for a prolonged period; also called pressure ulcers or bedsores.