December 15, 2011 - by David Hess
Before we get to Saturday and the start of the college football bowls, we thought it would be a valuable exercise to review how our 2011 college football preseason projections performed. This season was the first time we’ve published data-driven preseason projections for college football.
While we did plenty of historical testing to try to confirm we were on the right track, there’s always some uncertainty when a new system is released into the wild for the first time. We released quite a lot of projected info for each team, but we’ll focus on team win totals and conference win odds for all FBS teams.
In each of our BCS conference previews (links to which can be found in our 2011 Big East preview), we used the preseason projections to pick one or two ‘Best Values’ — actual ‘Win Division’ or ‘Win Conference’ futures bets offered at leading sportsbooks that our projections suggested might be worth backing.
Boy, were they.
If you had bet one unit on all ten “Best Values” you’d have walked away with 19.3 units of profit at the end of the year, nearly tripling your money:
Conference Team To Win Odds Implied% TR Pred% Result Net
Pac-12 Oregon Division 5/4 44.0% 53.8% WIN +1.25
Big Ten Iowa Division 7/1 12.5% 20.6% x -1
Big 12 Oklahoma St Conference 9/1 10.0% 16.9% WIN +9
Big Ten Illinois Division 10/1 9.1% 17.7% x -1
Pac-12 California Division 10/1 9.1% 13.0% x -1
Big 12 Missouri Conference 14/1 6.7% 17.0% x -1
ACC Clemson Conference 16/1 5.9% 13.0% WIN +16
Big East Connecticut Conference 22/1 4.3% 9.6% x -1
SEC Kentucky Division 25/1 3.8% 8.3% x -1
ACC NC State Conference 28/1 3.4% 9.9% x -1
Total 1.1 correct 1.8 correct 3 correct +19.25
Most of the value we highlighted was in relative longshots, which meant we only needed one or two successes to make the portfolio profitable, and we got three. Here are the three correct picks, along with some snippets we wrote back in the preseason:
Of course, some of these look kind of silly in retrospect, as well:
You win some and you lose some. Hey, as long as you win enough…
Across our various projections-related blog posts — mostly the conference previews and a Stat Geek Perspective post — we published 46 projected team win totals that were paired with win total over/unders from leading sportsbooks. (We published projected totals for all teams, we just didn’t find all teams listed at sportsbooks).
To make a long story short, our projections did very well, as our win total was on the correct side of the Vegas line around 65% of the time:
Conference Team Vegas TR Actual Correct Side?
SEC Alabama 10 9.8 11 no
Pac-12 Arizona 6.5 6.9 4 no
Pac-12 Arizona St 8 7.7 6 YES
SEC Auburn 6.5 8.1 7 YES
Big 12 Baylor 6.5 4.6 9 no
MWC Boise St 10 10.9 11 YES
ACC Clemson 7 7.7 9 YES
Pac-12 Colorado 4 3.8 3 YES
SEC Florida 10 8.3 6 YES
ACC Florida St 10 9.1 8 YES
SEC Georgia 8 7.5 10 no
ACC Georgia Tech 6 7.2 8 YES
Big Ten Iowa 8 7.8 7 YES
Big 12 Kansas St 5.5 5.7 10 YES
SEC Kentucky 6 6.5 5 no
SEC LSU 9.5 7.4 12 no
ACC Miami FL 8 7.2 6 YES
Big Ten Michigan 7 7.3 10 YES
Big Ten Michigan St 7 7.4 10 YES
SEC Mississippi St 7 7 6 no
Big 12 Missouri 7.5 8.7 7 no
Big Ten Nebraska 10 9.1 9 YES
Big Ten Northwestern 7.5 5.4 6 YES
Ind Notre Dame 9 7.1 8 YES
Big Ten Ohio State 9 9.3 6 no
Big 12 Oklahoma 10 9.6 9 YES
Big 12 Oklahoma St 8 8.5 11 YES
Pac-12 Oregon 9.5 10.6 10 YES
Pac-12 Oregon St 7 5.4 3 YES
Big Ten Penn St 8 7.4 9 no
SEC S Carolina 9 8.3 10 no
Big East South Florida 8 7.3 5 YES
Pac-12 Stanford 8.5 9.4 11 YES
Big East Syracuse 6 5.4 5 YES
MWC TCU 9 10.5 10 YES
SEC Tennessee 6.5 5.9 5 YES
Big 12 Texas 8.5 7.3 7 YES
Big 12 Texas A&M 8.5 8.2 6 YES
Big 12 Texas Tech 7 6.7 5 YES
Pac-12 UCLA 5.5 5.4 6 no
Pac-12 USC 7.6 7.7 10 YES
ACC Virginia Tech 10 9.5 11 no
Pac-12 Wash St 4.5 2.8 4 YES
Pac-12 Washington 6 4.4 7 no
Big East West Virginia 9 9.1 9 no
Big Ten Wisconsin 9 8.7 10 no
Total Yes 30-16 No
Now, many of those totals were presented with odds other than -110/-110, so it’s not as if we were dominating Vegas. But it was at minimum a respectable showing.
So, have we convinced you we know what we’re doing over here? If so, and you’re going to compete in a Bowl Pick’em or are planning on wagering on some of the games, make sure to check out our 2011-2012 college football bowl games section, complete with bowl predictions, bowl betting picks, and bowl pick’em advice and picks.
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