Chapter Assessment: Building Test Sets

This review checks how a test set for the job ticket assistant is built and maintained. It covers the fields of a case, sampling and cleaning real traffic, synthetic cases from dimensions, difficult cases and slices, labeling, and the held-out set. The bank holds 20 questions, and each attempt draws ten. Most questions put you in the team's position and ask what to keep, what to change, or what a result means. A few ask for a count or a pass rate. Have these ready: the stratified plan of 250 cases, the 486 combinations that the rules cut to 156, and the gap between 291 of 300 and 84 of 100