Portsmouth Abbey School

From the notes

Short write-ups of what the ratings and results show, with the numbers and how they were computed.

• Should the best sailor sail A?Add your two skippers’ ratings and compare with the field; above it the better skipper belongs in A.
• How team race forecasts workThree boats’ ratings, a school term and a home edge; 78.8% of held-out matches called.
• How does a crew rating work?A crew rating is small and uncertain; a worked example on one roster.
• What a rating point is worthA one-point edge is a 73% chance to beat another boat in a race; two points is 88%.

All notes →