Comments on: Formulating a Formula

By: Reformulating a Formulated Formula | The Sand Trap

Reformulating a Formulated Formula | The Sand Trap — Thu, 08 Mar 2007 16:01:31 +0000

[...] just a proof of concept from my last article in that I am going to make some minor tweaks to the 40-30-20-10 Rule to see if they can predict the outcome of a tournament more effectively than The Golf Channel's [...]

By: Testing the 40-30-20-10 Rule | The Sand Trap

Testing the 40-30-20-10 Rule | The Sand Trap — Thu, 01 Mar 2007 15:58:55 +0000

[...] week, we'll apply Dave's formula to the last three weeks' results on the PGA Tour. Just how accurately does The 40-30-20-10 Rule [...]

By: Too Little Too Late? The USGA Revisits Square Grooves | The Sand Trap

Too Little Too Late? The USGA Revisits Square Grooves | The Sand Trap — Mon, 26 Feb 2007 14:00:12 +0000

[...] USGA Senior Technical Director Dick Rugge was quoted in Mike Stachura's Golf Digest article citing statistics indicating the correlation between driving accuracy and rank on the money list has dropped to zero when in the 1980s it was as statistically significant as greens in regulation and putting. [Editor's Note: Our Numbers Game columnist, Dave Koster, determined that it factored in at only 10% or so. For more on his 40-30-20-20 rule, read the original article.] [...]

By: Best of the Numbers Game | The Sand Trap

Best of the Numbers Game | The Sand Trap — Thu, 07 Dec 2006 16:21:14 +0000

Over the past year or so, I've covered a lot in The Numbers Game. Driving distance, the 40-30-20-10 rule, all were fun to research and write about. Next year, someone else will take the reins and still have plenty of numbers to look at.

By: 2006 Versus 2005 in Numbers | The Sand Trap

2006 Versus 2005 in Numbers | The Sand Trap — Fri, 03 Nov 2006 01:57:41 +0000

The numbers in 2006 show a slowdown in distance and more accuracy from players. These trends are small in effect compared to the drop in tournaments played by golf's top players… which could mean a strange situation for the FedEx Cup.

By: One Ball to Rule them All? | The Sand Trap

One Ball to Rule them All? | The Sand Trap — Mon, 23 Oct 2006 22:32:51 +0000

The OGA's uniform ball experiment was not even a success in the eyes of the anti-ball crowd.

By: 2006 Winners by the Numbers | The Sand Trap

2006 Winners by the Numbers | The Sand Trap — Thu, 21 Sep 2006 12:28:17 +0000

So what does it take to win on tour? Greens and putting once again rule. With all the talk about distance, are you surprised?

By: British Open Nuggets | The Sand Trap

British Open Nuggets | The Sand Trap — Thu, 27 Jul 2006 20:18:29 +0000

There are always some interesting numbers to look at after a major championship. Tiger showed he could win in a different manner and the Ryder Cup outlook changed as well.

By: Old School Bomb and Gouge | The Sand Trap

Old School Bomb and Gouge | The Sand Trap — Tue, 11 Jul 2006 21:10:33 +0000

A quote on hitting driver and wedge… but who is it from?

By: Reader Email, Volume One | The Sand Trap

Reader Email, Volume One | The Sand Trap — Thu, 08 Jun 2006 12:00:36 +0000

A couple of readers chimed in on the 40-30-20-10 rule and had some interesting thoughts. In answering them, it helps explain, define and prove why I set it up the way I did.