2018 Marshall Thundering Herd Third Down Conversion Defense Split Stats through 01/07/2019
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 13 | 199 | 63 | 31.66 |
| at Home | 6 | 91 | 30 | 32.97 |
| on Road/Neutral Site | 7 | 108 | 33 | 30.56 |
| in Wins | 9 | 142 | 43 | 30.28 |
| in Losses | 4 | 57 | 20 | 35.09 |
| vs. Conference | 8 | 125 | 36 | 28.80 |
| vs. Non-Conference | 5 | 74 | 27 | 36.49 |
| vs. Ranked (AP) | 0 | 0 | 0 | - |
| vs. Unranked (AP) | 13 | 199 | 63 | 31.66 |
| vs. FBS (I-A) | 12 | 184 | 58 | 31.52 |
| vs. FCS (I-AA) | 1 | 15 | 5 | 33.33 |
| vs. FBS Winning | 5 | 72 | 24 | 33.33 |
| vs. FBS Non-Winning | 7 | 112 | 34 | 30.36 |
| vs. FBS Power 5 | 2 | 29 | 13 | 44.83 |
| vs. FBS non-Power 5 | 10 | 155 | 45 | 29.03 |
| in August/September | 4 | 62 | 23 | 37.10 |
| in October | 3 | 49 | 16 | 32.65 |
| in November | 4 | 60 | 16 | 26.67 |
| in December/January | 2 | 28 | 8 | 28.57 |