Looking at how many drives BYU took from 50 yds or more to the endings per chances each game.
SIU
12 total possessions. 10 possessions starting in own territory. 3 TDs on those drives.
SMU
15 total possessions. 13 starting in own territory. 2 TDs on those drives.
WYO
12 total possessions. 11 starting in own territory. 2 TDs on those drives.
KSU
9 total possessions. 6 starting in own territory. 0 TDS on those drives.
This stat also counts end of half and end of 4th quarter possessions.