How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Wednesday100.0*Average seed
umbc 57 stony brook 64 +0.4
hartford 65 new hampshire 56 +0.1
umass 89 maine 79 -0.0
Saturday100.0*Average seed
stony brook 60 vermont 69 -0.0
umbc 83 umass 75 +0.0
If winner is:HomeAway
Tuesday100.0*Average seed
new hampshire vs umass-0.1+0.3

What If

Chances based on how well the stony brook finish out the regular season.   Explain

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789Count
70-0Out7426110,600,206
Total:Out7426110,600,206
Games Above .500
Chance Will Make Playoffs