BS Nursing Epidemiology
nmdcat.online June 6, 2026

149. A researcher conducting a case-control study interviews cases and controls about past exposures, and cases (who are ill) may remember exposures differently than controls. What critical type of bias is this?

A. Selection bias.
B. Recall bias.
C. Observer bias.
D. Confounding.

📖 Additional Information

  • Selection bias.
  • Recall bias.
  • Observer bias.
  • Confounding.

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