Exact distribution of home wins in the early 2026-27 NHL season from closing prices, in R.

Reproducible R walkthrough of the Bet Better daily bookmaker margin index: 12 sports, about 30 bookmakers, July to September 2026. Loads the open CC BY 4.0 CSV from betbetter.world, computes the average cut by market type and sport, charts it over time, and shows how to turn quoted prices into fair probabilities.