based on this following abstract taken from a 2012 issue of Psychological Science . The authors of the paper examined the effects of an intervention on adolescents' enrollment in STEM courses. Instructors are advised to use the reference below to retrieve the original abstract for their use.
Harackiewicz, J. M., Rozek, C. S., Hulleman, C. S., & Hyde, J. S. (2012). Helping parents to motivate adolescents in mathematics and science an experimental test of a utility-value intervention. Psychological Science, 0956797611435530.
-In the article, the researchers reported a manipulation check, stating that they measured how much parents reported using the intervention tools with their children, and that the researchers coded parents' responses.
The manipulation check contributed to the research design by…
A) providing a basis for arguing that teenagers do listen to their parents.
B) providing a basis for arguing that the intervention (e.g., parents used the brochures and the Web site) was valid.
C) reducing problems of ethics by making sure that participants were compliant.
D) catching participants who might have a hidden agenda.

Question

Quizplus · Accepted Answer

The manipulation check provided a basis for arguing that the intervention (i.e., parents using the brochures and the website) was valid, meaning that the intervention was implemented as intended. This increases the confidence in the results of the study. The other answer choices (A, C, and D) are not related to the purpose of a manipulation check.

Based on This Following Abstract Taken from a 2012 Issue