The School of Odds

Chicago Bears v Minnesota Vikings

2026-09-20 17:00 UTC — NFL

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Head to Head

3 sportsbooks (2 in analysis )

Estimated chance of each outcome, according to the model: IQM

Chicago Bears (Local)

Prediction 64.07%1.56fair odd
EV -1.33%
Edge -0.866%
Kelly -2.47%
Growth +0.000%

assuming max odds 1.54

Bookmakers’ predictions’ distribution
62.25%64.07%64.07%65.88%MINMEANMEDIANMAX
Odds’ distribution
1.451.491.481.5469%67%68%65%MINMEANMEDIANMAX

Minnesota Vikings (Visit)

Prediction 35.93%2.78fair odd
EV +0.608%
Edge +0.217%
Kelly +0.338%
Growth +0.002%

assuming max odds 2.80

Bookmakers’ predictions’ distribution
34.12%35.93%35.93%37.75%MINMEANMEDIANMAX
Odds’ distribution
2.542.662.652.8039%38%38%36%MINMEANMEDIANMAX

Sportsbook Odds (3 sportsbooks)

BookmakerLocalVisit ▼MarginUpdated
Caesars1.45I 68.97%NM 65.88%EV -7.10%E -4.90%K -15.78%G +0.000%2.80I 35.71%NM 34.12%EV +0.608%E +0.217%K +0.338%G +0.002%4.7%2026-05-16 23:04
Betr (AU)1.48I 67.57%NM 64.16%EV -5.18%E -3.50%K -10.79%G +0.000%2.65I 37.74%NM 35.84%EV -4.78%E -1.80%K -2.90%G +0.000%5.3%2026-07-22 17:19
DraftKings1.54I 64.94%NM 62.25%EV -1.33%E -0.866%K -2.47%G +0.000%2.54I 39.37%NM 37.75%EV -8.73%E -3.44%K -5.67%G +0.000%4.3%2026-07-24 20:50
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.