Preseason - biased: 0% 2020 scores, 100% last year's strength scores
Week 1 - biased: 33% 2020 scores, 67% last year's strength scores
Week 2 - biased: 60% 2020 scores, 40% last year's strength scores
Week 3 - biased: 67% 2020 scores, 33% last year's strength scores
Week 4 - unbiased
Week 5 - unbiased