Matchup Predictor
Compare any two Ohio teams using OSPR ratings and recorded game results.
OSPR Prediction
Context
Competition week 3
Data cutoff
Final scores through Aug 29, 2026
Games in current ratings
Marion Franklin 2 · Groveport-Madison 2
OSPR calculation
Version 2026.1
Neutral Site · Generated Aug 31, 2026 9:59 PM EDT
Version 2026.1 Live projection
Marion-Franklin
18
Range: 0.7-35.3
Groveport Madison
WINNER20
Range: 2.7-37.3
PREDICTED SPREAD
Groveport-Madison -2.1
OVER/UNDER
38.5 points
Slow pace
CALIBRATED CONFIDENCE
High
292 comparable results
PLAUSIBLE MARGIN RANGE
Groveport-Madison by 36.6 to Marion Franklin by 32.6
The current score ranges include outcomes where either team wins.
Win estimate and confidence answer different questions.
The win estimate expresses which team the current ratings favor. High confidence based on 292 prior OSPR predictions in the 50–59% band with close calibration. Confidence uses historical calibration and sample size, while Limited Data also identifies weak current-season rating evidence. Use the plausible margin range when confidence is limited.
Matchup Analysis
Marion Franklin Style:
Defensive
Groveport-Madison Style:
Defensive
Key Matchup:
Marion Franklin defense vs Groveport-Madison offense - advantage Marion Franklin
Insights:
- Both teams are defense-heavy - expect low scoring slugfest
- Groveport-Madison has momentum advantage
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