Manipulation check

How it is used

Keep it distinct from the main outcome measure.

Example sentences

1. The manipulation check asked whether participants noticed the warning message.

   Noticing the warning checks exposure, not behavior change.

2. A failed manipulation check made the null result difficult to interpret.

   The intended change may never have occurred.

Common collocations

• include a manipulation check
• failed manipulation check

Related terms

• variableAny characteristic, such as age, income or test score, that can take different values and is measured, controlled or changed in a study.
• study designThe overall plan for how a study will answer its research question, including methods, sample, measures, and timing.

More terms: Research Design

• research
• research question
• hypothesis
• methodology
• qualitative
• quantitative
• sample
• participant
• questionnaire
• case study
• carry out
• validity