Questions Refer to the Following Research Study

question 111

Multiple Choice

Questions refer to the following research study:
Ronda would like to assess the effects of a reading comprehension course on the scores of students. She gives a group of remedial students a reading comprehension pretest and then randomly assigns them to either the treatment group or the control group. Shortly after the treatment, she measures their reading comprehension scores again.
-Which set of results would result in Ronda being worried about the internal validity threat of testing?

• A) The treatment group improves their reading comprehension scores and the control group does not.
• B) The control group improves their reading comprehension scores and the treatment group does not.
• C) The treatment group and the control group both increase their reading comprehension scores.
• D) The reading scores of both the treatment group and the control group stay the same across time.

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Definitions:

Alcohol

A psychoactive substance commonly found in beverages such as beer, wine, and spirits, known for its depressive effects on the central nervous system.

Perception

The process of organizing, interpreting, and making sense of sensory information to represent and understand the environment.

Independent Variable

In an experimental setting, the variable that is manipulated by the researcher to observe its effect on the dependent variable.

Room Lighting

Describes the design and arrangement of lights within a space, affecting visibility, mood, and ambiance.