Big Ten East has 4 Top 15 teams, and 3 in the 60-80 range.
— Pick Six Previews (@PickSixPreviews) August 5, 2018
Means cross-division schedule is most critical for Big Ten West.
Games vs. that Big 4:
3 - Nebraska
2 - Northwestern
2 - Purdue
2 - Wisconsin
1 - Illinois
1 - Iowa
1 - Minnesota