How are these numbers calculated?

Big Games

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

Week of 4/8100.0*Chance in playoffs100.0*Average seed
Mets 471.5 Nationals 470 +8.6
+0.8
If winner is:HomeTieAway
Week of 4/15100.0*Chance in playoffs100.0*Average seed
Phillies vs Mets-9.8-0.5+10.0
-0.7-0.0+0.8

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
17.5-20In1002,436*
1716-3-0In9915,999*
16.515-3-1In99103,849*
1615-4-0In9730023,363
14-3-2In96301,199*
15.514-4-1In9450014,601*
1514-5-0In88110171,505
13-4-2In8810014,154*
14.513-5-1In80171241,552*
1413-6-0100.0%6527250169,121
12-5-2100.0672625010,843*
13.512-6-199.8503659090,112
11-5-399.751355901,802*
1312-7-098.93142111510318,780
11-6-299.0314211151022,479*
12.511-7-196.415401822300157,199
10-6-396.815401922303,441*
1211-8-087.9629272711100483,767
10-7-288.36292727111035,596*
11.510-8-172.4115302622500218,769
9-7-372.01153026225104,817*
1110-9-048.406261730174000598,559
9-8-248.6062617301740045,428*
10.59-9-124.8011762631153000246,136
8-8-325.21186263115305,568*
109-10-011.50102122830153000609,110
8-9-211.301011129301530045,935*
9.58-10-14.0040214323114300225,085
7-9-34.4040214313214205,040*
98-11-01.5020041632301320505,393
7-10-21.51003163230142037,285*
8.57-11-10.40004193630101166,169
6-10-30.30004183531913,484*
87-12-00.100172437256341,206*
6-11-20.100016243825623,822
7.56-12-10.00011033401597,815
5-11-3Out01103142152,081*
76-13-00.00004204531186,587
5-12-2Out0320453212,032*
6.55-13-1Out019405046,880*
65-14-0Out04306680,616
4-13-2Out0429674,754*
5.54-14-1Out01198016,911*
54-15-0Out0118927,416
3-14-2Out011891,394*
4.53-15-1Out05954,569*
43-16-0Out03977,202*
3.52-16-1Out199908*
32-17-0Out01001,359*
1-2.5Out100784*
Total:40.1%911119999887655,034,912

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 4/8100.0*Lottery seed
Mets 471.5 Nationals 470 -1.5
If winner is:HomeTieAway
Week of 4/15100.0*Lottery seed
Phillies vs Mets+1.4+1.0-1.5
Red Sox vs Rays+0.0-0.1-0.0
Tigers vs Royals+0.0-0.1-0.0
Twins vs Indians+0.0-0.1+0.0
Blue Jays vs Yankees-0.0-0.1+0.0

What If

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324
19-20100
18.517-1-1973
1817-2-01000
17.516-2-1973
1716-3-09820
16.515-3-19270
1615-4-091800
15.514-4-1742330
1514-5-0732430
13-4-241401530
14.513-5-14039164100
1413-6-039401740000
12-5-21128312072000
13.512-6-110263221820000
1312-7-092632229200100
11-6-21414252818711000
12.511-7-10412232720923000
1211-8-0031121251881102000
10-7-200131023312054210000
11.510-8-100028192617111051000
9-7-30031851156853100
1110-9-000015121812211993100
9-8-2002123527121395210000
10.59-9-1001618310171914831000
8-8-301240141015171484100
109-10-00002931119221710410000
8-9-201100141017201811520000
9.58-10-10040014101822201362000
7-9-304014918232112610
98-11-0020013917222114731000
7-10-2100138172322157200
8.57-11-100000028162323168200
6-10-3001411222722101
87-12-00000027152324179300
6-11-20001411222823102
7.56-12-10001310212824123
76-13-0000039202825123
5-12-200311293620
6.55-13-100311283721
65-14-000211273822
4-13-20183456
5.54-14-10183457
54-15-00173359
4.53-15-1011485
43-16-0011585
3.52-16-1496
32-17-0397
2.51-17-1199
21-18-0199
1-1.5100
Total:455555555555444444433322