How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 12/14100.0*Chance in playoffs100.0*Average seed
HAND 6 RUET 3 +6.3
+0.5
DOUC 4 BTZ 6 -1.1
-0.1
HOLM 6 PIMP 4 +0.4
HOWO 3 MUEL 7 +0.4
BIRD 3 CLAP 7 +0.1
If winner is:HomeAway
Week of 12/21100.0*Chance in playoffs100.0*Average seed
BTZ vs HAND-5.1+4.5
-0.6+0.5
MUEL vs MACM-0.6+0.4
DOEP vs BIRD+0.4-0.6
RUET vs HOLM-0.5+0.4
CLAP vs DOUC-0.4+0.3
-0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
3512-0-0In909011,166
3311-1-0In56395073,301
3110-2-0In21492630402,564
299-3-0In3274821101,337,935
278-4-0In05335210003,000,681
257-5-0In00748386004,766,372
236-6-0100.0%001446336005,521,483
215-7-099.101123936111004,683,808
194-8-075.40062841214002,893,749
173-9-017.20021538341011,267,646
152-10-00.6018334315375,362
131-11-0Out06385566,824
110-12-0Out0128810,525
Total:90.8%139202117128531024,411,416
Games Above .500
Chance Will Make Playoffs