Revision

• Revising formulas with their conditions and units

  Recall what the variables mean and when a formula applies before substituting numbers.

  Revision

• Mixed-topic practice for choosing the right method

  Practise distinguishing similar-looking tasks before applying a familiar formula.

  Revision

• Reviewing a mock exam by error type

  Turn results into specific corrective tasks rather than a single score label.

  Revision

• Reviewing errors in a finance exam vignette

  Separate concept mistakes from retrieving the wrong fact in a shared case.

  Revision

• Sampling design review checklist

  Review target, frame, selection, response and estimator before trusting a sample summary.

  Revision