Tuesday, October 27, 2020

Election Update 10/27

So, we are in the final stretch of the race, and arguably the most integral part of it all. In 2016, the last 3-7 days of the race were where things changed radically, and if Trump is going to make a comeback, it has to be now. That said I'm going to report on the state of the race today, and then report on it again around Friday/Saturday, and finally start on my final projections on Monday, with me finalizing them Tuesday morning or so. That said, let's get into it. 

2 way: Biden +7.4%

4 way: Biden +7.7%

So Biden has declined a little bit and is under 8 points. Since national polls seem to generally speaking be more reliable and have a much lower margin of error, where I would use the number 3 instead of 4, Biden is still expected to win the popular vote with a very high degree of confidence though. Like think 99%+. Of course the popular vote isn't what wins the election, it's the electoral college, so let's take a look at that. I could theoretically remove Michigan from my projections, but I it actually takes quite a bit of time to reformat and rewrite the table when I add/remove states, so I'm going to keep everything as it is and just report the probabilities as they exist. 

States

Winner/Margin

Z score

% D Win

% R Win

EV D win

EV R win

Michigan

Biden +9.4%
-2.350
99.0%
1.0%

232

322

Nebraska CD2

Biden +6.5%

-1.625

94.8%

5.2%

233

306

Minnesota

Biden +6.0%

-1.500

93.4%

6.7%

243

305

Wisconsin

Biden +5.5%
-1.375
91.5%
8.5%
253
295

Nevada

Biden +4.6%
-1.150
87.5%
12.5%
259
285

Pennsylvania

Biden +3.8%
-0.950
82.9%
17.1%
279
279

Arizona

Biden +2.4%
-0.600
72.6%
27.4%
290
259

North Carolina

Biden +0.8%
-0.200
57.9%
42.1%
305
248

Iowa

Biden +0.8%
-0.200
57.9%
42.1%
311
233

Maine CD2

Biden +0.3%
-0.075
53.0%
47.0%
312
227

Florida

Trump +0.4%
+0.100
46.0%
54.0%
341
226

Georgia

Trump +0.4%
+0.100
46.0%
54.0%
357
197

Ohio

Trump +0.6%

+0.150

44.0%

56.0%

375

181

Texas

Trump +2.6%

+0.650
25.8%
74.2%

413

163

Alaska

Trump +6.0%

+1.500

6.7%

93.4%

416

125

South Carolina

Trump +6.3%

+1.575

5.8%

94.2%

425

122

Kansas

Trump +7.0%

+1.750

4.0%

96.0%

431

113

Missouri

Trump +7.5%

+1.875

3.0%

97.0%

441

107

Montana

Trump +8.0%

+2.000

2.3%

97.7%

444

97

Yikes. Much like my predictions from last week, we're back to the race hinging on PA with a 3.8% polling average. That raises Trump's chances back to 17.1% again with Biden's being 82.9%. So we're going down again. Florida and Georgia have also gone back to the red. Trump is gaining ground. Much like 4 years ago. My latest projection is Biden 312 - Trump 226. What's going on? Well, polls being replaced with other polls basically. Some like Georgia and Florida shifted Trump simply from older polls being removed from the count. I'm not sure that it really reflects that much of an actual change in the race. Pennsylvania, the deciding state, is also kind of weird here. Its averages are so low because the two newest polls are Trafalgar group, which leans several points more conservative than other polls, and an "insider advantage" poll, which when I click on it brings me to the "Center for American Greatness". Yeah, that seems objective /s. If we removed those two polls, Pennsylvania would be at 5.6%, which would raise Biden's odds to 92% there. This would shift the election to Wisconsin at 5.5%, which would yield a 91.5% chance of a Biden win and a 8.5% chance of a Trump win. Despite this I will not be correcting statistics as it's not what I do here. I'm not 538, if you want to see more curated averages with corrections made, check out Nate Silver's predictions. I'm just reporting the raw averages. 

One more interesting thing I want to touch on before moving on though is that Texas is declining for Trump. It's also moving to the center with recent shifts moving it to 2.6%, which means that Biden has a 26% chance of taking it, and thus getting a 400 point electoral blowout. So electoral projections are all over. Biden could only get 232 electoral votes, or he could get 413. Who knows. That's uncertainty for you. In all fairness, despite all the talk of doom and gloom and Trump winning again, if not for 2016 I don't think I would be taking it this seriously. Statistically the Biden blowout scenario is far more likely to happen at 26% vs 17% for ANY Trump win.

 Senate forecast

States

Winner/Margin

Z score

% D Win

% R Win

Seats D win

Seats R win

Michigan

Peters 6.0%

-1.500
93.4%
6.8%

46

55

Minnesota

Smith +5.8%

-1.450
92.6%
7.4%

47

54

Arizona

Kelly +4.4%

-1.100
86.4%
13.6%

48

53

Maine

Gideon +4.0%

-1.000
84.1%
15.9%

49

52

Iowa

Greenfield +1.8%

-0.450

67.4%

32.6%

50

51

North Carolina

Cunningham +1.8%

-0.450

67.4%

32.6%

51

50

Georgia 1

Perdue +1.5%

+0.375
35.3%
64.7%

52

49

South Carolina

Graham +2.3%

+0.575

28.2%

71.8%

53

48

Georgia 2

GOP +2.9%*

+0.725
23.4%
76.6%

54

47

Montana

Daines +3.3%

+0.825

20.5%

79.5%

55

46

Kansas

Marshall +4.0%

+1.000

15.9%

84.1%

56

45

 *Georgia 2 is a special election with ranked choice voting with multiple democrats and republicans on both sides. I graded the results according to party affiliation rather than a specific candidate.

So, the senate isn't changed all that much. It's divided in a way, with the Georgia seats going more in the GOP direction. Ultimately, the swing point is about the same, with Iowa and North Carolina being the swing states. My model treats the two where if one goes one way, the other does too. That said, there is going to be no tie in the forecast. That's not to say it can't happen, statistics are weird, but my model doesn't predict it happening. All in all, the democrats are given a roughly 67.4% chance of control of the senate, with the republicans given a 32.6% chance. So roughly 2 in 3 for the democrats, with a 51-49 distribution being most likely. That's about what it was last time. I will say I was watching the polls over the past 4 days, and Cunningham's result went way up then way down again and came to almost exactly what it was with my last forecast. It is what it is. 

That said, to wrap things up, this is getting interesting. I really don't know what to make of these results. I mean, when I wrote my final 2016 predictions, I'm going to be honest, Florida shifting to the Trump column like that was my first sign something was going seriously wrong for Clinton. And I was forced to change my predictions in the middle of writing my final write up of 2016 as a result. That was the first sign. The North Carolinas and Floridas of the race shifting red by less than a point. The next sign were rust belt states declining to only a few points. Pennsylvania was only up 1.9% on election day for Clinton. Michigan at 3.4, Wisconsin at 6.5. Currently, Pennsylvania is up 3.8%, which the "real" number potentially being as high as 5.6% if we remove some skewed polls from that average. Wisconsin is at 5.5%, so worse than it was in 2016. Michigan is way up though, probably because the people are mad the MAGA idiots were plotting to kidnap the governor. Those are Trump's "very fine people" for you. I don't know. We'll have to see how this continues to unfold. It's not a slam dunk for Biden, despite everyone seemingly acting like a 2016 can't happen again. At the same time the odds still skew in Biden's favor. See you in a few days, where hopefully I can make more sense of this.

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