https://www.sports-reference.com/cbb/seasons/2019-standings.html
Scroll through. Last time there was an actual full season. Most 20 win teams had either 14 or 15 losses. Note the term most. That's 57-59%...which, like I said is barely .500. Barely, if you consider a win or two turning into a loss or two. You know, not exactly, but barely.