Bias Traps in Comparing Sumo Results by Tournament Day
Do not compare opening-day and final-day win …
Updating Championship Paths: Onosato’s 12–3 Record, Day by Day
A 12–3 championship record gives you the dest…
How to Record a Sumo Championship Path Beyond the Final Win Total
A championship path needs more than the winne…
Bias Traps in Comparing Sumo Championship Paths
A table containing only champions removes wre…
Update and Correction Log for Sumo Age Data
A birthday must not rewrite a wrestler’…
How to Measure Age in Sumo Without Mixing Reference Dates
Before calculating an average age, define whe…
Bias Traps in Comparing Wrestlers’ Ages
A younger average does not prove that a group…
Updating Sumo Absence Records: Nabatame’s Day 5 and Day 6
A wrestler appears in a withdrawal notice, th…
How to Count Absences in Sumo Without Treating Every Blank as a Withdrawal
Do not compress absence into one field. Keep …
Bias Traps in Comparing Sumo Absences
An absence count does not prove that one wres…