3 Results for tag: Groundstrokes

Forget the Controversy – Stats Say Serena was Outplayed

Forget the controversy. The stats tell the story of Saturday's US Open Women's final between Naomi Osaka and Serena Williams. Serving Stats It's pretty unusual for Serena to be outdone on serving stats, but she was, and by quite a margin. The stats below illustrate pretty clearly that Serena's first serve percentage was too low. It got better in the ... More

Federer v Djokovic – Cincinnati Final. What the Stats Say

In an effort to demonstrate the value of stats, even at the pro level, I recorded the Cincinnati final on Sunday using GT Stats. Not that the stats will tell Roger Federer anything he doesn't already know! The stats do reveal what RF is probably working hard on in the lead-up to the US Open next week. Part of the value in doing this exercise is to point ... More

Winner to Error Ratios – Tennis Stats that Matter

There are a lot of parents at tennis tournaments and comps every weekend watching their juniors. One of the common comments is “he/she is just making too many unforced errors”. While that might be true, how many is too many and how should an error count relate to the winner/forced error count? This is where a ratio of winners/forced errors to ... More