Exam 5: A constructed answer needs an audit trail
When a task asks you to calculate and explain, show the selected basis, formula, substitutions and interpretation. A final number without intermediate logic makes an error harder to locate and leaves explanatory subparts unanswered.
Worked example or practice scenario
For a development estimate, label the observed cumulative amount, selected cumulative development factor and ultimate result. If asked to evaluate suitability, discuss a relevant assumption such as stable development or changed case-reserving practice; repeating the multiplication does not evaluate the method.
Try this next
Practise with official released resources and your own altered examples. Recheck the sitting’s content outline and testing interface. Keep a list of errors in data basis, timing, averaging and interpretation rather than relying only on a mock score.
Reading sources
ActNet editorial guide · October 1, 2026 · Original illustrative examples.