Not really true....
2018 DAL O Line (Frederick missed entire yr):
31.6% pressure rate allowed (24th in NFL)
56 sacks allowed (31st)
2019 DAL O Line (Frederick played all 16)
21.1% pressure rate allowed (2nd best)
23 sacks allowed (2nd fewest)
5 guys make up a line of course but this is a big loss.
ALSO: With Frederick on field, in Zeke's career he scored once every 25.4 carries. W/out Frederick, Zeke scores once every 50.7 carries. In close: 21.8% of Zeke's red zone carries score. W/out Frederick, just 12.8% of Zeke's RZ carries score. Again, he's just 1 of 5 guys but...