How are these numbers calculated?

Big Games

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

Wednesday100.0*Chance in playoffs100.0*Average seed
Giants 4 Tigers 3 +3.4
+0.1
Carp 4 BayStars 5 +0.2
Swallows 4 Dragons 3 +0.1
If winner is:HomeTieAway
Thursday100.0*Chance in playoffs100.0*Average seed
Giants vs Tigers+3.4-0.7-4.1
+0.1-0.0-0.1
Swallows vs Dragons+0.2*+0.0-0.3
Carp vs BayStars-0.1*+0.2+0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
187-271In1001,493*
18681-38-9In991130*
18581-39-8In991179*
18481-40-7In982242*
18380-40-8In982308*
18280-41-7In991428*
18179-41-8In9810605*
18079-42-7In982845*
17978-42-8In98201,146*
17878-43-7In97301,558*
17777-43-8In97302,095*
17676-43-9In96402,624*
17576-44-8In96303,489*
17476-45-7100.0%954004,491*
17375-45-8100.0955005,870*
17274-45-9In94617,292*
17174-46-8100.0937009,461*
17074-47-7100.09281011,813*
16973-47-8100.09091014,437*
16873-48-7100.089111017,769*
16772-48-899.986141022,007*
16672-49-799.9831610026,529*
16571-49-899.980201031,693*
16471-50-799.8762310037,830*
16370-50-899.9722710043,933*
16270-51-799.8673120052,030*
16169-51-899.8623520060,517*
16068-51-999.8564030069,713*
15968-52-899.8514550079,409*
15867-52-999.8454970090,151*
15767-53-899.73852900100,880*
15667-54-799.632551200112,130*
15566-54-899.426571710124,098*
15465-54-999.021572110135,431*
15365-55-898.316552720147,100*
15264-55-997.012533330158,527*
15164-56-895.48483950168,495*
15063-56-992.854345700178,399*
14963-57-889.133650110187,799*
14862-57-984.022953151195,273*
14762-58-877.7123542110201,826*
14661-58-970.1017532820206,039*
14561-59-861.6012503540208,011*
14460-59-952.608454160210,588*
14360-60-842.9053847100209,407*
14259-60-933.9033151151207,246*
14159-61-825.8022453211203,388*
14058-61-918.9011852272198,131*
13958-62-813.3001349344189,924*
13857-62-99.00945406183,392*
13757-63-85.90639469173,508*
13656-63-93.704335013163,280*
13556-64-82.302275318152,250*
13455-64-91.301215423141,294*
13355-65-80.801165429129,691*
13254-65-90.400125236117,797*
13154-66-80.30094942106,270*
13053-66-90.2006444995,044*
12953-67-80.2004405584,407*
12853-68-70.2003356273,644*
12752-68-80.1002316764,478*
12652-69-70.2001267355,440*
12551-69-80.2001227748,344*
12450-69-90.201188140,935*
12350-70-80.101158434,105*
12250-71-70.101128728,980*
12149-71-80.101109023,962*
12049-72-70.10189119,955*
11948-72-80.00169316,198*
11848-73-70.00059412,946*
11747-73-80.00049510,490*
11647-74-70.0004968,171*
11546-74-8Out03966,609*
11446-75-7Out03975,289*
11345-75-8Out03974,030*
11245-76-7Out02983,022*
11144-76-80.0002972,324*
11044-77-7Out02981,756*
10943-77-8Out2981,343*
10842-77-9Out2981,007*
10742-78-8Out397733*
10642-79-7Out199557*
10541-79-8Out298432*
10441-80-7Out100281*
10341-81-6Out199209*
10239-80-9Out199146*
10139-81-8Out199122*
15-100Out1001,457*
Total:50.0%1118212117125,756,677

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs