How the UWSA 2 Step 1 score calculator converts your misses
The UWSA 2 score conversion for Step 1 is one rule: score = round(296.94 − 1.097 × wrong) across 160 questions. The UWSA 2 Step 1 score calculator applies it flat.
Every miss costs the same 1.097 points in the UWSA 2 Step 1 score calculator, so ten questions are worth about eleven points at 30 misses and at 110.
Against its sibling, the UWSA 2 Step 1 score calculator starts 2.56 points higher and charges 0.012 points less per miss.
The gap widens as you go down: the UWSA 2 Step 1 score calculator reads 253 at 40 misses against 250 on the first UWorld assessment, 187 at 100 against 183.
Subtract that offset before calling a rise progress. Three points of it came from the UWSA 2 Step 1 score calculator scale, not from the fortnight between sittings.
Where the UWSA 2 Step 1 score calculator coefficients came from is set out in how each conversion was built.