The School of Tennis Oddsodds.tennis
Default modelInterquartile mean (Vetted List)
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Ashlyn Krueger v Mary Stoiana

Kickoff: 2026-05-21 13:45 UTC

Closing line — the calculated probabilities and expected value from the last prices recorded before kickoff, under your selected model. The game has started, so these are not live figures. Assess the reliability of each model's probability predictions against all settled-game outcomes →

Head to Head

10 sportsbooks (5 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Ashlyn Krueger (Local)

Prediction 68.32%1.46fair odd
EV -3.66%
Edge -2.60%
Kelly -8.93%
Growth +0.000%

assuming max odds 1.41

Bookmakers’ predictions’ distribution
66.82%68.40%68.33%69.25%MIN.MEANMEDIANMAX.
Odds’ distribution
1.331.371.381.4175.19%72.89%72.46%70.92%MIN.MEANMEDIANMAX.

Mary Stoiana (Visit)

Prediction 31.68%3.16fair odd
EV -0.855%
Edge -0.273%
Kelly -0.401%
Growth +0.000%

assuming max odds 3.13

Bookmakers’ predictions’ distribution
30.75%31.60%31.67%33.18%MIN.MEANMEDIANMAX.
Odds’ distribution
2.842.942.913.1335.21%33.96%34.42%31.95%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Ashlyn Krueger (Local): 68.32%; Mary Stoiana (Visit): 31.68%. For Mary Stoiana (Visit), that estimate was equivalent to fair decimal odds of 3.16. No eligible bookmaker offered closing odds above that level: the best were 3.13, with an expected value of -0.855%; they did not produce positive expected value.

Sportsbook Odds (10 sportsbooks)

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BookmakerLocal ▼VisitMarginUpdated
GTbets🎯1.41I 70.92%NM 66.82%EV -3.66%E -2.60%K -8.93%G +0.000%2.84I 35.21%NM 33.18%EV -10.04%E -3.54%K -5.46%G +0.000%6.1%2026-05-21 13:10
Pinnacle🎯1.39I 71.94%NM 69.25%EV -5.03%E -3.62%K -12.90%G +0.000%3.13I 31.95%NM 30.75%EV -0.855%E -0.273%K -0.401%G +0.000%3.9%2026-05-21 13:30
PlayUp🎯1.38I 72.46%NM 69.20%EV -5.71%E -4.14%K -15.03%G +0.000%3.10I 32.26%NM 30.80%EV -1.81%E -0.582%K -0.860%G +0.000%4.7%2026-05-21 13:40
NordicBet🎯1.38I 72.46%NM 68.13%EV -5.71%E -4.14%K -15.03%G +0.000%2.95I 33.90%NM 31.87%EV -6.56%E -2.22%K -3.36%G +0.000%6.4%2026-05-21 13:39
Marathon Bet🎯1.38I 72.46%NM 67.83%EV -5.71%E -4.14%K -15.03%G +0.000%2.91I 34.36%NM 32.17%EV -7.82%E -2.69%K -4.10%G +0.000%6.8%2026-05-21 13:08
theScore Bet🎯1.38I 72.46%NM 67.76%EV -5.71%E -4.14%K -15.03%G +0.000%2.90I 34.48%NM 32.24%EV -8.14%E -2.81%K -4.28%G +0.000%6.9%2026-05-21 13:10
Unibet (FR)🎯1.37I 72.99%NM 67.54%EV -6.40%E -4.67%K -17.29%G +0.000%2.85I 35.09%NM 32.46%EV -9.72%E -3.41%K -5.26%G +0.000%8.1%2026-05-21 13:10
Betway🎯1.36I 73.53%NM 68.81%EV -7.08%E -5.21%K -19.66%G +0.000%3.00I 33.33%NM 31.19%EV -4.97%E -1.66%K -2.49%G +0.000%6.9%2026-05-21 13:30
Fliff🎯1.34I 74.63%NM 68.40%EV -8.45%E -6.30%K -24.84%G +0.000%2.90I 34.48%NM 31.60%EV -8.14%E -2.81%K -4.28%G +0.000%9.1%2026-05-21 13:40
NetBet (FR)🎯1.33I 75.19%NM 68.33%EV -9.13%E -6.86%K -27.66%G +0.000%2.87I 34.84%NM 31.67%EV -9.09%E -3.17%K -4.86%G +0.000%10.0%2026-05-21 13:10
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.

Exchanges (2)

BookmakerLocalVisitMargin ▲Updated
Novig◎1.37I 72.99%NM 70.47%3.27I 30.58%NM 29.53%3.6%2026-05-21 13:40
Smarkets◎1.34I 74.63%NM 71.43%3.35I 29.85%NM 28.57%4.5%2026-05-21 13:30