What do the computers say about Michigan versus Washington?
Disclaimer: I'm a stats nerd not a football expert or even a writer so apologies if you're coming here hoping for witty football commentary. My goal is just to provide the consensus opinion across the computer rankings using two helpful websites (Massey's composite ranking and the Prediction Tracker) to understand what various algorithms think about our chances next Monday.
In order to evaluate the consensus computer opinion, I chose to pull the computer predictions from Prediction Tracker, which has the predicted score differential from 41 computer rankings (plus the Vegas line) as well as the Massey Composite rankings, which uses the average computer ranking from 95 different computer systems.
TLDR: 71%-93% of computer algorithms predict a UM victory, with only a handful of computer algorithms clearly favoring UW.
Prediction Tracker
The Vegas line opened at +4.0 for Michigan and is currently sitting at +4.5, and 38 of the 41 computer algorithms (93%!!) have Michigan winning by an average of 6.1 points. The most common predicted outcome is a relatively comfortable 2-score Michigan victory:
Massey Composite Rankings
The composite rankings are a little more favorable to Washington, with the Massey Composite Index listing Michigan at #1 and Washington at #2. 28% of the computer ranking systems actually favor Washington, but the vast majority of those systems have Washington ranked #1 and Michigan ranked #2, which I would call a toss-up. From a ranking system perspective, the most common outcome is a tight game (where the ranking has Michigan and Washington within 1-2 ranks of each other):
Conclusion
It's interesting to me that the predictive algorithms have Michigan a much heavier favorite than the ranking systems, but I suppose some of that is the nature of those two types of computer systems. Predictive algorithms aim to predict the outcome of a specific matchup, whereas ranking algorithms just try to say which team is better without trying to predict a future outcome. Given that the predictive algorithms are more tailor-made for evaluating a specific matchup I'd tend to favor their expectations over the consensus ranking, but either way you slice it Michigan should feel good about their chances in this game.
Go Blue!
January 2nd, 2024 at 4:36 PM ^
Quick note: a lot of these rankings haven't been updated yet to include the results of last night's games. Given how both of those games played out I can't imagine the consensus here changes much, but it's possible a few of the toss-ups flip from slightly favoring one team to slightly favoring the other team.
January 2nd, 2024 at 5:39 PM ^
Friendly note, as you're clearly a non-better:
Michigan is favored by 4 or 4.5, therefore they're minus those points, not plus.
January 2nd, 2024 at 6:12 PM ^
That is a fair clarification, I should have said Michigan is favored by 4 or 4.5 points, not that they were +4 or +4.5.
In my defense, the way Prediction Tracker records this is actually that Michigan is +4.0 or +4.5 because they are predicted to score 4-4.5 more points than their opponent.
January 2nd, 2024 at 5:46 PM ^
And some of those that have updated don't seem particularly serious. Here's an example that's included in Massey's composite page:
Anybody here think Penn State's better than Alabama? Better, does anybody here think Liberty is better than both, better than Ohio State, better than Texas and Washington...?
I appreciate that Massey includes everything he can find and leaves it to us to decide how to take it. But it's worth remembering that that's what his consensus is.
January 2nd, 2024 at 6:18 PM ^
It's also worth calliing out that the only prediction algorithm that predicts a big Washington win (logistic regression) has the worst prediction accuracy of all the systems that Prediction Tracker shows.
January 2nd, 2024 at 6:19 PM ^
Mine said, “I’m sorry Dave, I’m afraid I can’t do that.” Which was weird because my name’s not Dave.
January 2nd, 2024 at 6:26 PM ^
yeah. Dave's not here, man.
January 2nd, 2024 at 7:30 PM ^
Did it by chance ask if you wanted to hear a song?
January 2nd, 2024 at 8:04 PM ^
sucks that their RB got injured while they were trying to kill the clock. if he’s a no go i’d guess the line moves to 6 or more
January 3rd, 2024 at 8:43 AM ^
That was not a new injury and he was hobbling around all game. Still sucks for them, but it didn’t come out of nowhere on that last play.
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