2021 · Week 4 · Sep 25, 2021 · McLane Stadium
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Win probability · BAY
modelBAY aheadISU aheadconfidence bandkey playBAY scoreISU score
What if? - hover the chart or a play below, then change how it went
Q4 9:31 · Issac Power punt for 56 yds, fair catch by Jaylin Noel at the IowSt 15
Driver values - Δ win prob, pts
Pregame priorHome team on offenseGarbage-time factorScore differentialScore diff ÷ offense timeoutsBlowout margin
This game in five plays
- TD · Q2 5:37: Gerry Bohanon pass complete to Ben Sims for 33 yds for a TD, (Isaiah Hankins KICK) — BAY win probability +16.0 pts (now 58%) (top driver: BAY has the ball).
- TD · Q3 6:59: Trestan Ebner 98 Yd Kickoff Return (Isaiah Hankins Kick) — BAY win probability +20.9 pts (now 75%) (top driver: ISU has the ball).
- TD · Q3 0:39: B. Hall run for 2 yds for a TD, (C. Assalley KICK) — ISU win probability +22.9 pts (now 47%) (top driver: Deficit strained by the offense's own timeouts).
- FG · Q4 5:36: Isaiah Hankins 34 Yd Field Goal — BAY win probability +8.8 pts (now 91%) (top driver: BAY has the ball).
- TD · Q4 0:24: B. Purdy pass,to B. Hall for 16 yds for a TD, (Two-point Conversion failed ) — ISU win probability +19.1 pts (now 32%) (top driver: ISU has the ball).
Was that the right call?
Each option's modeled win probability for the team making the call, from the score, clock and field position before the play. Gaps under one point are close calls. How this works
Fourth downs
BAY made the numbers' call on 7 of 7ISU made the numbers' call on 9 of 9
- Q1 15:00ISU 4th & 2 at BAY 26, tiedAgrees with the numbersWent for it · 66.5% before the snapGo for itTheir call66.5%57% to convertField goal66.4%−0.164% to makePunt66.0%−0.4average punt
- Q1 2:15ISU 4th & 6 at ISU 40, tiedAgrees with the numbersPunted · 61.5% before the snapGo for it61.5%−0.140% to convertField goalOut of rangePuntTheir call61.6%average punt
- Q2 14:53ISU 4th & 1 at BAY 32, down 7Agrees with the numbersWent for it · 56.2% before the snapGo for itTheir call56.2%71% to convertField goal54.8%−1.451% to makePunt54.2%−1.9average punt
- Q2 10:10ISU 4th & 6 at BAY 23, down 7Agrees with the numbersKicked a field goal · 52.2% before the snapGo for it51.8%−0.139% to convertField goalTheir call51.9%70% to makePunt47.4%−4.4average punt
- Q2 10:10BAY 4th & 1 at ISU 35, up 4Agrees with the numbersWent for it · 44.8% before the snapGo for itTheir call44.8%71% to convertField goal43.0%−1.845% to makePunt42.6%−2.2average punt
- Q2 1:38ISU 4th & 11 at BAY 30, down 11Agrees with the numbersKicked a field goal · 36.4% before the snapGo for it35.5%−0.826% to convertField goalTheir call36.3%56% to makePunt34.8%−1.5average punt
- Q2 0:59BAY 4th & 13 at BAY 27, up 8Agrees with the numbersPunted · 58.3% before the snapGo for it54.5%−3.119% to convertField goalOut of rangePuntTheir call57.6%average punt
- Q3 15:00BAY 4th & 2 at ISU 34, up 8Agrees with the numbersWent for it · 63.0% before the snapGo for itTheir call63.2%57% to convertField goal61.0%−2.247% to makePunt60.7%−2.6average punt
- Q3 7:13ISU 4th & 6 at BAY 22, down 8Agrees with the numbersKicked a field goal · 33.8% before the snapGo for it32.6%−0.539% to convertField goalTheir call33.1%72% to makePunt22.0%−11.1average punt
- Q3 5:18ISU 4th & 2 at ISU 33, down 12Agrees with the numbersPunted · 21.9% before the snapGo for it22.6%−<0.157% to convertField goalOut of rangePuntTheir call22.6%average punt
- Q3 2:47BAY 4th & 5 at BAY 40, up 12Agrees with the numbersPunted · 82.2% before the snapGo for it82.2%−0.241% to convertField goalOut of rangePuntTheir call82.5%average punt
- Q4 13:59BAY 4th & 21 at BAY 14, up 5Agrees with the numbersPunted · 62.2% before the snapGo for it54.9%−9.78% to convertField goalOut of rangePuntTheir call64.6%average punt
- Q4 9:31BAY 4th & 14 at BAY 29, up 5Agrees with the numbersPunted · 70.2% before the snapGo for it65.3%−5.318% to convertField goalOut of rangePuntTheir call70.6%average punt
- Q4 7:40ISU 4th & 9 at ISU 16, down 5Agrees with the numbersPunted · 28.1% before the snapGo for it22.4%−0.930% to convertField goalOut of rangePuntTheir call23.3%average punt
- Q4 5:36BAY 4th & 11 at ISU 17, up 5Agrees with the numbersKicked a field goal · 82.8% before the snapGo for it78.3%−2.724% to convertField goalTheir call81.0%80% to makePunt67.0%−13.9average punt
- Q4 5:36ISU 4th & 1 at BAY 34, down 8Agrees with the numbersWent for it · 14.5% before the snapGo for itTheir call14.4%71% to convertField goal10.4%−4.047% to makePunt7.3%−7.1average punt
After touchdowns: kick or go for two?
BAY made the numbers' call on 4 of 4ISU made the numbers' call on 3 of 3
- Q1 9:26ISU Touchdown, up 6 before the tryAgrees with the numbersKicked · madeKickTheir call65.3%97% to makeGo for two65.3%−<0.145% to convert
- Q1 5:34BAY Touchdown, down 1 before the tryAgrees with the numbersKicked · madeKickTheir call37.5%97% to makeGo for two37.5%−<0.145% to convert
- Q2 14:53BAY Touchdown, up 6 before the tryAgrees with the numbersKicked · madeKickTheir call44.3%97% to makeGo for two44.2%−0.145% to convert
- Q2 5:37BAY Touchdown, up 10 before the tryAgrees with the numbersKicked · madeKickTheir call57.5%97% to makeGo for two57.4%−0.145% to convert
- Q3 6:59BAY Touchdown, up 11 before the tryAgrees with the numbersKicked · madeKickTheir call74.9%97% to makeGo for two74.8%−0.145% to convert
- Q3 0:39ISU Touchdown, down 6 before the tryAgrees with the numbersKicked · madeKickTheir call31.1%97% to makeGo for two30.8%−0.245% to convert
- Q4 0:24ISU Touchdown, down 2 before the tryAgrees with the numbersWent for two · failedKick17.1%−7.097% to makeGo for twoTheir call24.1%45% to convert
Play by play - hover to pin the curve, click to jump
Download drive chartISUDrive 1TD11 plays · 75 yds · 5:3470% → 70%
Q1 15:00
2ND & 11
OWN 24
+12
30.1%
Brock Purdy pass complete to Xavier Hutchinson for 12 yds to the IowSt 36 for a 1ST downSimilar
Q1 15:00
1ST & 10
OPP 34
+1
30.1%
Brock Purdy pass complete to Tarique Milton for 1 yd to the Bayl 33Similar
Q1 15:00
3RD & 9
OPP 33
+7
30.1%
Brock Purdy pass complete to Chase Allen for 7 yds to the Bayl 26Similar
Q1 15:00
2ND & 10
OPP 17
+15
30.1%
Brock Purdy pass complete to Charlie Kolar for 15 yds to the Bayl 2 for a 1ST downSimilar
own 0own 2550opp 25opp 0
BAYDrive 2TD9 plays · 75 yds · 3:5231% → 36%
Q1 9:26
1ST & 10
OWN 25
+6
30.8%
Gerry Bohanon pass complete to Tyquan Thornton for 6 yds to the Bayl 31Similar
Q1 9:26
1ST & 10
OWN 38
+7
31.0%
Gerry Bohanon pass complete to Trestan Ebner for 7 yds to the Bayl 45Similar
Q1 9:26
2ND & 3
OWN 45
+5
31.3%
Gerry Bohanon pass complete to R.J. Sneed for 5 yds to the 50 yard line for a 1ST downSimilar
Q1 9:26
1ST & 10
OPP 38
+30
31.4%
Gerry Bohanon pass complete to R.J. Sneed for 30 yds R.J. Sneed fumbled, forced by Anthony Johnson Jr., recovered by Bayl Tyquan Thornton for a 1ST downSimilar
own 0own 2550opp 25opp 0
ISUDrive 3PUNT8 plays · 15 yds · 3:1966% → 64%
Q1 5:34
3RD & 4
OWN 31
+5
34.2%
Brock Purdy pass complete to Xavier Hutchinson for 5 yds to the IowSt 36 for a 1ST downSimilar
Q1 5:34
1ST & 10
OWN 36
-2
33.9%
Brock Purdy sacked by Gabe Hall for a loss of 2 yards to the IowSt 34Similar
Q1 2:15
4TH & 6
OWN 40
+16
35.6%
Corey Dunn punt blocked by Al Walcott, punt out-of-bounds at the Bayl 44 blocked by Al WalcottSimilar
own 0own 2550opp 25opp 0
BAYDrive 4TD6 plays · 56 yds · 2:2237% → 44%
Q1 2:15
3RD & 11
OWN 43
+20
35.9%
Gerry Bohanon pass complete to R.J. Sneed for 20 yds to the IowSt 37 for a 1ST downSimilar
Q1 2:15
1ST & 10
OPP 37
+11
37.3%
Gerry Bohanon pass complete to Tyquan Thornton for 11 yds to the IowSt 26 for a 1ST downSimilar
Q2 14:53
2ND & 5
OPP 21
+21
43.9%
Gerry Bohanon pass complete to Tyquan Thornton for 21 yds for a TD, (Isaiah Hankins KICK)Similar
own 0own 2550opp 25opp 0
ISUDrive 5FG10 plays · 52 yds · 4:4358% → 59%
Q2 14:53
1ST & 10
OWN 25
+34
42.0%
Brock Purdy pass complete to Chase Allen for 19 yds to the Bayl 44 for a 1ST down BAYLOR Penalty, Face Mask (15 yards) (Jalen Pitre) to the Bayl 41 for a 1ST downSimilar
Q2 14:53
2ND & 14
OPP 31
+8
40.5%
Brock Purdy pass complete to Chase Allen for 8 yds to the Bayl 23Similar
own 0own 2550opp 25opp 0
BAYDrive 6TD10 plays · 75 yds · 4:3342% → 58%
Q2 10:10
2ND & 5
OWN 41
+1
43.0%
Gerry Bohanon pass complete to Abram Smith for 1 yd to the Bayl 42Similar
Q2 10:10
3RD & 7
OPP 41
+6
43.0%
Gerry Bohanon pass complete to Drew Estrada for 6 yds to the IowSt 35Similar
Q2 5:37
1ST & 10
OPP 33
+33
58.2%
Gerry Bohanon pass complete to Ben Sims for 33 yds for a TD, (Isaiah Hankins KICK)Similar
own 0own 2550opp 25opp 0
ISUDrive 7FG12 plays · 45 yds · 3:5945% → 44%
Q2 5:37
2ND & 6
OWN 43
+15
53.4%
BAYLOR Penalty, Face Mask (15 yards) (Matt Jones) to the Bayl 42 for a 1ST downSimilar
Q2 5:37
2ND & 12
OPP 44
+15
53.6%
Purdy,Brock pass incomplete to Hutchinson,Xavier QB hurried by Franklin,TJ PENALTY BAY Roughing The Passer (Franklin,TJ) 15 yards from BAY44 to BAY29, 1ST DOWN. NO PLAY.Similar
Q2 5:37
3RD & 6
OPP 25
-5
52.7%
PENALTY ISU False Start (Simmons,Darrell) 5 yards from BAY25 to BAY30. NO PLAY.Similar
own 0own 2550opp 25opp 0
BAYDrive 8PUNT7 plays · -3 yds · 0:3958% → 58%
Q2 1:25
3RD & 9
OWN 31
-10
57.3%
Bohanon,Gerry rush for 16 yards gain to the BAY47, out of bounds PENALTY BAY Holding (Byers,Gavin) 10 yards from BAY31 to BAY21. NO PLAY.Similar
Q2 1:25
3RD & 19
OWN 21
+6
56.8%
Gerry Bohanon pass complete to Trestan Ebner for 6 yds to the Bayl 27Similar
own 0own 2550opp 25opp 0
ISUDrive 9FG8 plays · 65 yds · 0:5540% → 44%
Q2 0:59
1ST & 10
OWN 14
+21
60.5%
Brock Purdy pass complete to Breece Hall for 21 yds to the IowSt 35 for a 1ST downSimilar
Q2 0:59
2ND & 10
OWN 35
+8
59.9%
Brock Purdy pass complete to Xavier Hutchinson for 8 yds to the IowSt 43Similar
Q2 0:30
3RD & 2
OWN 43
+17
57.5%
Brock Purdy pass complete to Xavier Hutchinson for 17 yds to the Bayl 40 for a 1ST downSimilar
Q2 0:13
1ST & 10
OPP 40
+4
57.0%
Brock Purdy pass complete to for 4 yds Charlie Kolar fumbled, forced by Will Williams, recovered by IowSt for a 1ST downSimilar
own 0own 2550opp 25opp 0
BAYDrive 10END OF HALF2 plays · -1 yds · 0:0062% → 62%
own 0own 2550opp 25opp 0
BAYDrive 11FUMBLE11 plays · 54 yds · 3:3461% → 67%
Q3 15:00
1ST & 10
OWN 23
-5
61.2%
PENALTY BAY False Start (Gall,Jacob) 5 yards from BAY23 to BAY18. NO PLAY.Similar
Q3 15:00
1ST & 15
OWN 18
+10
60.9%
Gerry Bohanon pass complete to Ben Sims for 10 yds to the Bayl 28Similar
Q3 15:00
3RD & 10
OPP 42
+8
62.2%
Gerry Bohanon pass complete to R.J. Sneed for 8 yds to the IowSt 34Similar
Q3 11:26
2ND & 7
OPP 23
0
67.3%
Gerry Bohanon run for no gain to the IowSt 23 Gerry Bohanon fumbled, forced by Isheem Young, recovered by IowSt Kym-Mani KingSimilar
own 0own 2550opp 25opp 0
ISUDrive 12FG10 plays · 55 yds · 4:1338% → 46%
Q3 11:26
2ND & 11
OWN 22
+1
62.8%
Brock Purdy pass complete to Chase Allen for 1 yd to the IowSt 21Similar
Q3 11:26
3RD & 12
OWN 21
+20
64.2%
Brock Purdy pass complete to Charlie Kolar for 20 yds to the IowSt 41 for a 1ST downSimilar
Q3 11:26
1ST & 10
OPP 46
+20
59.1%
Brock Purdy pass complete to Chase Allen for 20 yds to the Bayl 26 for a 1ST downSimilar
Q3 11:26
1ST & 10
OPP 26
+5
57.0%
Hall,Breece rush for 5 yards gain to the BAY21 (McVea,Jairon) PENALTY BAY Offside (Ika,Siaki) 5 yards from BAY26 to BAY21. NO PLAY.Similar
own 0own 2550opp 25opp 0
ISUDrive 13PUNT6 plays · 8 yds · 1:4124% → 23%
Q3 5:18
4TH & 2
OWN 33
+6
77.2%
Corey Dunn punt for 49 yds , Trestan Ebner returns for 6 yds to the Bayl 24Similar
own 0own 2550opp 25opp 0
BAYDrive 14PUNT6 plays · 16 yds · 2:3179% → 82%
Q3 2:47
4TH & 5
OWN 40
+3
81.5%
Issac Power punt for 48 yds, punt out-of-bounds at the IowSt 15 , Jaylin Noel returns for 3 yds to the IowSt 15Similar
own 0own 2550opp 25opp 0
ISUDrive 15TD5 plays · 85 yds · 2:0820% → 47%
Q3 2:47
1ST & 10
OWN 15
+27
80.3%
Breece Hall run for 42 yds to the BAYLOR 43 for a 1ST down IOWA ST Penalty, Personal Foul (Corey Dunn) to the IowSt 42 for a 1ST downSimilar
Q3 2:47
1ST & 10
OWN 42
+24
78.3%
Brock Purdy pass complete to Chase Allen for 24 yds to the Bayl 34 for a 1ST downSimilar
Q3 2:47
2ND & 8
OPP 32
+30
75.8%
Brock Purdy pass complete to Charlie Kolar for 30 yds to the Bayl 2 for a 1ST downSimilar
own 0own 2550opp 25opp 0
BAYDrive 16PUNT5 plays · -11 yds · 1:4064% → 61%
Q3 0:00
2ND & 6
OWN 29
-5
64.3%
Gerry Bohanon sacked by Eyioma Uwazurike for a loss of 5 yards to the Bayl 24Similar
Q4 15:00
3RD & 11
OWN 24
-10
61.7%
Gerry Bohanon sacked by Will McDonald IV for a loss of 10 yards to the Bayl 14 Gerry Bohanon fumbled, recovered by Bayl Grant Miller , return for 0 yardsSimilar
Q4 13:59
4TH & 21
OWN 14
+5
61.3%
Issac Power punt for 56 yds , Jaylin Noel returns for 5 yds to the IowSt 35Similar
own 0own 2550opp 25opp 0
ISUDrive 17INT4 plays · 43 yds · 2:0440% → 45%
own 0own 2550opp 25opp 0
BAYDrive 18PUNT5 plays · 9 yds · 2:2469% → 70%
ISUDrive 19PUNT4 plays · 1 yds · 1:5135% → 29%
Q4 7:40
4TH & 9
OWN 16
+41
71.5%
Corey Dunn punt for 41 yds, punt out-of-bounds at the IowSt 16 , Trestan Ebner returns for 41 yds to the IowSt 16Similar
own 0own 2550opp 25opp 0
BAYDrive 20FG4 plays · -1 yds · 2:0484% → 91%
own 0own 2550opp 25opp 0
ISUDrive 21TD19 plays · 75 yds · 5:1212% → 29%
Q4 5:36
1ST & 10
OWN 25
+21
87.7%
Brock Purdy pass complete to Chase Allen for 21 yds to the IowSt 46 for a 1ST downSimilar
Q4 5:36
3RD & 1
OPP 45
+2
83.8%
Brock Purdy pass complete to Charlie Kolar for 2 yds to the Bayl 43 for a 1ST downSimilar
Q4 0:43
3RD & 6
OPP 18
+7
88.8%
Brock Purdy pass complete to Breece Hall for 7 yds to the Bayl 11 for a 1ST downSimilar
Q4 0:31
1ST & 10
OPP 11
-5
87.0%
Purdy,Brock pass complete to Kolar,Charlie for 11 yards to the BAY00 TOUCHDOWN nullified by penalty, clock 00:31 PENALTY ISU Ineligible Downfield on Pass (Schweiger,Derek) 5 yards from BAY11 to BAY16. NO PLAY.Similar
Q4 0:24
1ST & 15
OPP 16
+16
67.8%
B. Purdy pass,to B. Hall for 16 yds for a TD, (Two-point Conversion failed )Similar
Q4 0:24
1ST & 10
OWN 35
0
77.4%
PENALTY BAY UNS: Unsportsmanlike Conduct (Pitre,Jalen) BAY UNS: Unsportsmanlike Conduct declined 15 yards from ISU35 to ISU50. NO PLAY.Similar
Q4 0:24
1ST & 10
50
+5
71.5%
Mevis,Andrew onside kickoff 13 yards to the BAY37, End Of Play PENALTY BAY Offside (Sims,Ben) 5 yards from ISU50 to BAY45. NO PLAY.Similar
own 0own 2550opp 25opp 0
BAYDrive 22END OF GAME2 plays · -2 yds · 0:0095% → 95%
own 0own 2550opp 25opp 0
Biggest swings
TD · Q3 0:39
B. Hall run for 2 yds for a TD, (C. Assalley KICK)
-22.9
TD · Q3 6:59
Trestan Ebner 98 Yd Kickoff Return (Isaiah Hankins Kick)
+20.9
TD · Q4 0:24
B. Purdy pass,to B. Hall for 16 yds for a TD, (Two-point Conversion failed )
-19.1