| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 18, 1983 | 1–2 | Mariners +1 | Angels +0.5 | Regular Season | |
| May 18, 1983 | 2–3 | Rangers +1 | Rangers +0.0 | Regular Season | |
| May 18, 1983 | 0–1 | Orioles +1 | Orioles +1.0 | Regular Season | |
| May 18, 1983 | 2–1 | Royals +1 | Red Sox +0.4 | Regular Season | |
| May 18, 1983 | 1–2 | Pirates +1 | Pirates +0.5 | Regular Season | |
| May 18, 1983 | 6–4 | Yankees +2 | Tigers +0.1 | Regular Season | |
| May 18, 1983 | 13–3 | Dodgers +10 | Dodgers +0.1 | Regular Season | |
| May 18, 1983 | 1–2 | Mets +1 | Padres +0.2 | Regular Season | |
| May 18, 1983 | 8–1 | Giants +7 | Phillies +0.4 | Regular Season | |
| May 18, 1983 | 5–16 | Twins +11 | Athletics +0.2 | Regular Season | |
| May 18, 1983 | 3–5 | Cubs +2 | Braves +0.4 | Regular Season | |
| May 18, 1983 | 5–9 | Cardinals +4 | Cardinals +0.8 | Regular Season | |
| May 18, 1983 | 6–7 | Brewers +1 | Brewers +0.9 | Regular Season |