Free practice · multiple-choice · medium

Practice

Select evidence that strengthens causation

Which evidence would strengthen the claim that a workflow change reduced wait time? Select all that apply.

Causal evidence ladder

Timing is necessary, but alternatives still need testing

  1. ObserveDescribe the outcome
  2. SequenceCause must come first
  3. MechanismExplain the pathway
  4. CompareUse equivalent cases
  5. AlternativesMeasure other changes
  6. BoundUse evidence-sized language

A causal interpretation grows stronger when sequence, mechanism, fair comparison, repeated evidence, and competing explanations agree.

Choose all that apply