Match the type of bias to its definition.

Misclassification bias

Selection bias

Recall bias

Measurement bias


a. Participants are assigned to a different category than the one they should be in.


b. When two populations being compared within a study are inherently different. This may impact the results as the result may be due to the differences in population, not the intervention being measured.


C. When measurements of exposure or outcomes are not standardised, and thus differ between study participants.

d. When data is objective and self-reported people, are more likely to report false
information.