OSU offense by game
Akron (1-5)
27 first downs
224 yards rushing on 51 attempts (4.4)
293 yards passing 20-28-0
517 total yards on 79 plays (6.5)
2 fumbles, 1 lost
Toledo (3-3)
17 first downs
112 yards rushing on 34 attempts (3.3)
189 yards passing 16-30-0
301 total yards on 64 plays (4.7)
1 fumble, 1 lost
Miami (2-3)
15 first downs
174 yards rushing on 37 attempts (4.7)
35 yards passing 4-18-1
209 total yards on 55 plays (3.8)
2 fumbles, 1 lost
Colorado (1-5)
20 first downs
226 yards rushing on 47 attempts (4.8)
110 yards passing 7-15-0
336 total yards on 62 plays (5.4)
1 fumble, 0 lost
Michigan State (4-1)
12 first downs
35 yards rushing on 39 attempts (0.9)
143 yards passing 12-25-1
178 total yards on 64 plays (2.8)
1 fumble, 0 lost
Nebraska **
16 first downs
243 yards rushing on 41 attempts (5.9)
108 yards passing 6-18-1
351 total yards on 59 plays (5.9)
2 fumbles 1 lost
**Keep in mind these stats all came in less than 3 quarters, when Miller got hurt and OSU's offense suddenly disappeared.
If you want to compare Nebraska to the defense of a bunch of sub-.500 teams, then it is average to slightly below average. If you want to compare Nebraska to a divisional foe, then it is horrendous.