Understanding Achievement Test Scores - North Carolinians for Home Education

Current average chess rating - Chess Forums

In chess.com users have a rating. What is this? Is this connected to a wider chess rating? How can one's rating level be interpreted, and what is a passably good rating?

A few statistics from the USCF database - Chess Forums

Is 1350 a good 10-minute rapid chess rating in chess.com? - Quora

Chess.com Rapid Elo Distribution (September 2023) : r/chess

Calling all chess mathematicians and statisticiansneed formula

How does percentile work? - Chess Forums

Ranking and Percentile - Chess Forums

chess.com blitz rating percentiles : r/chess

Blitz ratings and percentile - Chess Forums