tracking polls

Game change cross tab tea leaves

by: Paul Rosenberg

Sun Mar 28, 2010 at 13:30

In the comments to my diary "Game change! To what?", where among other things I cited Dkos data on rising voter intensity among Democrats, Anthony de Jesus said, in essense, we should shut up and eat what's served::

I have a different interpretation of the enthusiasm gap"

Looking at the crosstabs at DailyKos, it struck me that enthusiasm was lagging among young people and non-whites, two demographics that were the most supportive of Obama.  With DK reporting that the "enthusiasm gap" is closing, I look at the crosstabs and see that those groups are reporting a greater likelihood of voting in the midterm elections.  There are across-the-board upticks, but there is a closing of the gap in enthusiasm between whites and non-whites.

I suspect that, by passing legislation that Obama wants, Obama's non-white base is now more supportive of a Congress that they previously didn't see as having Obama's back.  I predict that Democratic opposition to future Obama-backed legislation making the headlines will probably lead to a decline in enthusiasm among the Democratic base.

We don't have the best sort of data for testing this assertion.  But we do have something we can use, so I went and took a look.  What I found was this: Obama's support among blacks was already so high there was little room for improvement, but he did inch up anyway.  However, his improvement was truly dramatic among other people of color (Latinos and "Other/Refused to State"), which indicated that Obama himself gained from taking leadership on the issue.  Turning to look at congreessional measures, I found that Democratic gains showed a combination of factors-increased support that paralleled Obama's gains, which indicated issue-based support, along with increased support among blacks that conformed more with Anthony's explanation.

The voter intensity gains--as opposed to support margins--were actually the least supportive of Anthony's argument, given that showed lower intensity gains among the youngest voters. Plus, they combine intensity gains from Reps, Dems and Inds.  Still, the intensity gains among blacks was consistent with his claim playing some role--but not dominating role that he ascribed.

In short--it's best if Obama actually fights hard for the kind of change that attracted his core supporters in the first place, and Congress comes together to make sure he wins.

Unity and progress.  What a concept!

Another STFU narrative bites the dust.

Discuss :: (36 Comments)

Some Firsts at the End: Final Tracking Poll Average:

by: tremayne

Mon Nov 03, 2008 at 19:30

The final update of the poll average of seven daily trackers brings some firsts:

1. This is the first time in the months long history of the tracking poll average that Barack Obama has exceeded 51 percent.  He broke through 50 percent many times, especially in the last month, but never exceeded 50.7 percent until today.

2. The number of undecided or third party voters has dipped below 5 percent for the first time ever. If John McCain converts all of them to his side he will still be behind.

3. The lead is at 7 for the first time in November (ha ha).

Significantly, while the number of undecideds has fallen in this average from 7.5 percent recently to 4.8 percent today Obama's support has actually moved upwards. McCain moved up a bit last week but as the graph above shows he appears to have hit a 44 percent ceiling. That's also the number the final Gallup poll estimates he'll finish at. Based on these last six days it appears the latest deciders may be breaking for Obama.

What do you think the final percentage gap will be?

Discuss :: (7 Comments)

Obama Up 10% With 30% Reporting

by: Chris Bowers

Sat Nov 01, 2008 at 18:00

Obama has inched up in the tracking polls for the third straight day, and he now leads by 6% according to Pollster.com with less than 77 hours before the polls close in all swing states. (Iowa is the last "swing state" to close, if you can call Iowa a swing state, anyway. Part of Montana closes at 11:00 p.m. eastern). So, McCain has to gain a full 1% on Obama every thirteen hours between now and then in order to win. That means that McCain has to flip about 100,000 voters every hour, or three every second, in order to tie Obama. Best of all, he can only target 70% of the electorate for these votes, because 30% is already spoken for.

More in the extended entry.

There's More... :: (23 Comments, 442 words in story)

The Tracking Poll With the Most Random Movement Is.....

by: tremayne

Sat Nov 01, 2008 at 17:07

Take a look at the Quick Hits and you'll see that the ones that have generated the most discussion recently are these:

Zogby: McCain Takes Lead in One-Day Sample (100 comments)

Zogby: O 49.1%, M 44.1% (50 comments)

Ras PA: Obama 51% McCain 47% (42 comments)

You guys are poll obsessed! Anyway, I have a new theory: the more random flucuation seen in a given poll the more comments it will generate. But in order to test this we'll need to know which polls are stable and which are less stable. One approach is to compute the standard deviation of a tracking polls released numbers (which are typically based on 3-day rolling averages but ignore that issue for now). Here are the results for the 7 daily tracking polls over the last few weeks (which excludes Battleground):

ABC/W.Post: 0.68

Rasmussen:  0.80

Gallup LV-E:  0.91

IBD/TIPP:     1.17

R2K/dKos:    1.25

Hotline:        1.28

Zogby:         1.33

Analysis and discussion follows.
There's More... :: (4 Comments, 323 words in story)

National Untightening

by: tremayne

Fri Oct 31, 2008 at 18:00

Here's the Halloween edition of the tracking poll average, now with seven daily trackers: Zogby, R2Kos, Rasmussen, Hotline, Gallup LVE (using expanded to offset more conservative LV models in other trackers), TIPP and ABC.  See Quick Hits for individual poll results. Bottom line: the gentle "tightening" appears to be over.

 

Really, even over the 12 days shown here, things have been very stable. Barack Obama's support only varied within one point from 49.7 to 50.7 while John McCain's support fluctuated a bit more, between 42.5 and 44.2. Over this period the average Obama lead has been 6.9 percent and today it is 6.7 percent.

Things have narrowed in Pennsylvania but Obama leads there and in most of the battleground states by significantly more than he does nationally.

Discuss :: (6 Comments)

Is Rasmussen Cooking Its Tracking Poll Topline?

by: Chris Bowers

Tue Oct 28, 2008 at 16:45

This will probably cause me to lose my subscriber account to Rasmussen, but there is a major discrepancy in the internals of the Rasmussen tracking poll today that I have to point out. Simply put, no matter how I work the number, Obama has a larger lead than the 51%-46% published on their website today.

Here is the problem:

  1. The partisan weighting targets for the Rasmussen tracking poll are currently 40.0% Democratic, 32.8% Republican, and 27.2% Other.

  2. According to the subscriber page on Rasmussen's website, the partisan internals for the Rasmussen tracking poll are currently as follows:
    • Democrats: Obama 88%--11% McCain
    • Republicans: McCain 87%-10% Obama
    • Other: Obama 50%-44% McCain

  3. If these partisan weights are combined with these partisan internals, the result is Obama 52.1%--44.9%, or 52%-45% instead of the current 51%-46%. McCain. Even if all the partisan weighting and partisan internal numbers were rounded as favorably to Obama as possible on the subsriber page, Obama still leads 51.54%--45.43%, which is still 52%-45%.

The math I did in these calculation can be seen here. No matter how the rounding is done, the campaign is 52%-45%.

Unless I am missing something, Rasmussen reported today's topline numbers to be closer than they really were. Their own partisan internals say the campaign is 52%-45%, not 51%-46%. As far as I can see, either they are cooking their numbers, or they are feeding their subscribers false information. Given that I have paid $80 for this service so far this year, either way, I am really irritated.

Discuss :: (25 Comments)

Things Are Looking Very Good

by: Chris Bowers

Mon Oct 27, 2008 at 13:26

Worried about "the tightening?"

Well, Obama's national lead has been stable at 7% for a month now. The national campaign is not tightening, and we are just seeing statistical noise.

Even if the campaign were tightening, Obama would still have a comfortable national lead. According to polling conducted over the weekend during the tracking poll "tightening," Obama reaches 264 electoral votes in states where he leads by 9.5% or more, passes 277 in Virginia where he leads by 8.0%, and hits 286 in states where he leads by 7.3% or more. So, he is actually doing even better in the Electoral College, where 270 votes are needed to win, than he is doing in national polls where he leads by 7%.

Sound too good to be true? It isn't. I provide complete details in the extended entry.

There's More... :: (23 Comments, 752 words in story)

A Colin Powell Bounce for Obama? Update: Not Much

by: tremayne

Wed Oct 22, 2008 at 11:25

Yesterday my tracking poll average showed Barack Obama's lead growing to 7.2 after eight straight days around 6.5 points. A small improvement but interesting after such a stable period. Today we have reports in from Zogby, R2Kos, Rasmussen and Hotline (see Quick Hits) and they are up, on average, about 1.2 points from yesterday. IF Gallup and IBD/TIPP, which will report in a few hours, are unchanged, the chart will look like this:


No doubt I've jinxed it now. Let me have it in the comments. But I'll update this post later in the day with the actual numbers.

Today's numbers are mostly based on interviews conducted Sunday, Monday and Tuesday which means, if the Colin Powell endorsement mattered, today is the day we would really see it, with a hint of it showing yesterday. Now, something else could be the cause or, if Gallup and/or TIPP end up narrowing it will be just a one day blip we saw yesterday.

Since I'm interested in trends over time the Battleground poll is not included because it doesn't poll or publish on the weekends. And what a weird poll. About nine days ago Obama was up 13. Yesterday he was up 1 (one!) and today he appears to have rebounded. The truly weird thing is this poll is based on 4 and sometimes 5 days averaged. How can you get such swings with a 4 or 5 day rolling average?

ABC's tracking poll debuted this week and may be added to this average as we move forward.

Update: Jinxed! Gallup and TIPP both show narrowing. Overall the lead today is about the same as the lead yesterday with Obama up to 49.6 and McCain up to 42.3. Still, two straight days above seven after eight straight days below (averaging about 6.5).

Discuss :: (12 Comments)

Presidential Forecast 10/21: 14 Days Left

by: Chris Bowers

Tue Oct 21, 2008 at 16:15

Here is the campaign at a glance:

Victory Chart
Obama needs one of these states to win it all
State EV's Obama % McCain % Margin # Polls
Virginia 13 52.5% 44.5% +8.0% 2
Colorado 9 51.0% 46.0% +5.0% 2
North Carolina 15 48.7% 46.0% +2.7% 6
Nevada* 5 48.5% 46.0% +2.5% 2
Ohio 20 47.7% 45.7% +2.0% 3
Missouri 11 47.0% 46.0% +1.0% 3
Florida 27 48.0% 47.5% +0.5% 4
* = If Obama only wins Nevada among these seven, that would force a 269-269 tie, which would almost certainly result in a victory in the House of Representatives, given the large Democratic lead there

Electoral College: Obama 301, McCain 171 Toss-up 66 (270 to win)


(Dark Blue (277): Obama +7.0% or more
Lean Blue (24): Obama +2.6%-+6.9%
White / Toss-up (66): Obama +2.5% to McCain +2.5%
Lean Red (30): McCain +2.6%-+6.9%
Dark Red (141): McCain +7.0% or more
)

Complete Tracking poll average
Org Obama McCain
ABC 53% 44%
Gallup* 51.5% 43.0%
GWU 48% 47%
Hotline 47% 41%
Rasmussen 50% 46%
R2000 50% 42%
TIPP 46.9% 40.9%
Zogby 50.3% 42.4%
Mean 49.6% 43.3%
* = Gallup is an average of their expanded and traditional likely voter models

I notice two things about these numbers. First, Obama is well ahead, with only 14 days left. Second, the number of states where he holds a statistically significant lead has shrunk to its lowest point since October 1st, at least in my reckoning. While that isn't the most heartwarming trend, with only 14 days left, there is good reason to be thankful that Obama built such a large advantage earlier in the month.

Update: New polls from Colorado, Nevada, North Carolina and West Virginia have been added.

Discuss :: (19 Comments)

Why I'm Thinking 4% As The Final Polling Margin

by: Chris Bowers

Mon Oct 20, 2008 at 20:46

A few days ago, I proclaimed that I expected the national polling margin to drop to 4-5%, and then stabilize. So far, my prediction is a little off, as the now eight tracking polls show a slightly larger, and growing, margin for Obama:

Complete Tracking poll average
Org Obama McCain
ABC 53% 44%
Gallup* 51% 44%
GWU 49% 45%
Hotline 47% 42%
Rasmussen 50% 46%
R2000 50% 42%
TIPP 46.7% 41.4%
Zogby 49.8% 44.5%
Mean 49.6% 43.6%
* = Gallup is an average of their expanded and traditional likely voter models

So, right now Obama's margin appears to be about 6.0%, a number with which every polling aggregation site comes with a couple tenths of a percent. So, at least for now, it turns out I was wrong about how much Obama's lead would drop. That's cool.

However, I still think that there is a good reason to expect the final polling margin to be 4%. The theory goes like this: in presidential elections, the average poll margin during the campaign equals the final poll margin at the end of the campaign. So far in this campaign, the all-time average has been Obama by 4%. As such, I predict it as the final margin.

In the extended entry, I explain my theory.

There's More... :: (22 Comments, 342 words in story)

Tracking Poll Average for Sunday: Now with Greater Taste and More Filling

by: tremayne

Sun Oct 19, 2008 at 20:00

And then there were six. The newest tracker, by IBD/TIPP, published and polled this weekend and therefore it meets the criteria of the other five. It's based on a three day rolling average like the others. It began on Oct. 13 so I've gone back and added to the average to create the graph below. The big takeaway? Extreme stability in the Obama-McCain race over the last 7 days. As I wrote yesterday, Obama's peak in the old five-poll tracking average was Oct. 11 & 12 when he went above eight points which I believe was market related and represented a small decline in McCain's support.

The margin is very stable. Since Oct. 13 it's been 6.6, 6.7, 6.3, 6.3, 6.9, 6.4 and 6.3. 

If you look at likely voters instead of registered voters you will find a narrower margin. That doesn't mean the race is narrowing it just means likely voter models usually predict that younger (Democratic leaning) voters will turn out at lower rates than older (Republican leaning) voters. That may or may not be the case this year. African American turnout will be very high and will favor Obama, that much is clear.

The folks over at Redstate are trying their best to ignore the Colin Powell news and the $150 million news and focus on a supposed narrowing of the race. According to this daily tracking poll average that is a thin hope. 

Discuss :: (9 Comments)

Look To Colorado and Virginia

by: Chris Bowers

Sat Oct 18, 2008 at 15:58

The national polls are definitely tightening a bit. Looking across several national poll measurements, the movement in unmistakable:

Obama National Poll Margin, 10/13 and 10/18
Org 10/13 10/18 Shift
Pollster 8.0% 5.9% -2.1%
RCP 7.2% 6.3% -0.9%
Tremayne 7.5% 6.2% -1.3%
TPM 7.6% 5.2% -2.4%
538 8.0%* 6.6% -1.4%

* = Can't actually find the number. Going from user comments back on Monday

No matter which way you look at it, McCain has gained ground, really anywhere from 1%-2.5%, The varying movement comes from different organizations using different polls in their averages, and / or from weighting the polls differently in their averages. I tend to prefer Pollster.com, because it using all polls and applies equal weights to them ( I think).

Still, no matter which way you look at it, Obama still holds a strong lead, at least in comparison to the two most recent elections. He appears to lead by about 6% which, according to the partisan leanings of individual states in the 2004 election, would be enough to score 349 electoral votes: all of the Kerry states plus Colorado, Florida, Iowa, Missouri, Nevada, New Mexico, Ohio and Virginia. With none of the Kerry states remotely close right now, one then is prone to look at Iowa and New Mexico, which were the two narrowest Bush victories in 2004. Of the seven pickups listed above, they also happen to have the two widest margins for Obama right now according to Pollster.com and according to my own averages. So, even with a tightened campaign, we reach 264 electoral votes without breaking a sweat. And yes, there have been new state polls during the tightening period to confirm this.

So, which of the five remaining pickups are the best bets to secure victory for Obama? As long as I am allowed two answers that is actually a very easy question: Colorado and Virginia. Obama leads both of these states by 6% or more according to Pollster.com, Real Clear Politics, Electoral-Vote.com, fivethirtyeight.com, and myself. This puts both of these states right at, or possibly even above, the current national trendline. Excepting Iowa and New Mexico, they also currently give Obama noticeably wider leads than any of the other current pickup opportunities.

This is actually very good news, because it now means that Obama has not one, but two "low hanging fruit" paths to victory. If you are worried that Obama's lead is shrinking, my advice is simply to look to Colorado and Virginia. As long as he is ahead in one of those two states, then he is still headed to victory. Right now, he is so far ahead in both states, that there is virtually no chance he would the election. We have also been on real winning streaks in both states recently, picking up the Colorado Governorship (we already had the Virginia Governorship), two--and soon to be all four--U.S. Senate seats, two--and soon to be three or four--U.S. House seats, not to mention three of the four branches of the state legislatures. In other words, these are just not states where Democrats have been losing much at all.

Colorado and Virginia serve as a very strong two-state firewall. And remember, Obama only needs one.

Discuss :: (31 Comments)

The "Market Fear" Anti-McCain Bounce is Over

by: tremayne

Sat Oct 18, 2008 at 14:19

Some narrowing of Barack Obama's lead in the tracking poll average today will no doubt spur numerous theories to explain it. "We expected it to narrow towards election day" or "It's a McCain debate bounce" or "Joe the plumber something" or "the smears are working." Take a look at the graph of the five tracking poll average (does not include the non-daily Battleground or IBD/TIPP which is less than a week old):

 

Here's my take. The overriding picture is still stability. Obama has been between 49.2 and 50.5 for 12 days now and John McCain between 42.1 and 43.3. In fact, Obama's typical mark in this average has been 49.8 and he's been within 3 tenths of that point for all but a couple of days. Today we are right back to where we started with this 5-tracker on Oct. 7: a lead of about 6.

Remember that the daily reports actually reflect the preceding three days' polling. So the data shown here for Oct. 7 was mostly collected before the market meltdown that started Oct. 6. I believe the stock market collapse of the Oct. 6-10 week created a bounce which has now faded away. It wasn't so much an Obama bounce (although a little, see his numbers on Oct. 11 and 12) as it was a McCain anti-bounce. His numbers fell sharply on the Oct. 9 report (fully reflecting three days of market fear) and stayed down for four more days until starting on Oct. 14 to gradually recover.

There were other events, debates and such, but my take is that the market collapse of Oct. 6-10 hurt McCain and Republicans in general. The market, while still volatile, was better this past week and McCain's numbers have crept back up to where they were 12 days prior.

So I don't expect much more narrowing although Chris Bowers' forecast of a stable 4-5 point Obama lead is reasonable.

Your take?

Update: It appears the TIPP tracking poll, which debuted Oct. 13, will be polling and publishing on weekends. If so, I will be adding to this average. Here's a preview: when you look at Oct. 13 thru Oct. 18 with TIPP in the average, there has been almost no movement, a steady Obama lead of about 6.5 points.

Discuss :: (15 Comments)

A Little Bit Tighter

by: Chris Bowers

Thu Oct 16, 2008 at 13:19

The campaign appears to be tightening a little bit, at least according to recent tracking polls. Here are today's numbers:

Battleground: Obama +6%
Gallup Expanded: Obama +6%
Gallup Traditional: Obama +2%
Hotline: Obama +8%
Rasmussen: Obama +4%
Research 2000: Obama +11%
Zogby: Obama +5.5%

The six-poll mean using Gallup Expanded is 6.75%. Using Gallup Traditional, the mean is 6.1%. Using an average of the two Gallup models, it is 6.4%. This is definitely down a bit from the 8% margins Obama enjoyed a couple days ago, although it is still a solid lead. TPM Election Central shows similar results.

This tightening could be reversed over the next couple of days, as post-debate polling begins to be factored in. However, I don't expect Obama's lead to return to its previous 8% levels. Those numbers, I think, were inflated and simply unrealistic for Obama to hold onto. Most campaigns over the past twenty years have tightened up quite a bit toward the end, as I believe we have seen each of the last five Presidential elections. Further, during the entire campaign, Obama never passed a 6% lead until about a week ago, meaning that his newest supporters were probably the shakiest we have seen the entire campaign. It isn't surprising he is shedding some of them now.

I remain cautiously optimistic, because 6.5% is a pretty solid lead, and probably leads to 349 electoral votes. However, with 19 days left, this recent tightening that we have seen over the last two days should serve as a reminder that the campaign is not over until it is over.

Discuss :: (15 Comments)

Tracking Poll Average: Obama's Lead is Stable

by: tremayne

Wed Oct 15, 2008 at 14:03

We now have nine days worth of data for the new tracking poll average of Rasmussen, Gallop, Hotline, R2Kos and Zogby. While one can sweat the daily movement in the individual tracking polls, collectively they show stability. Today the lead is at 7 and except for a brief foray up to 8 that's about where it's been for nine days:

Obama has been right around 50 the whole time and McCain at 42/43. Just when I was getting used to this new five-poll average, along comes a new one: IBD/TIPP. Oh how I long for the days of "Galmussen" when all you had to do was average two tracking polls. What to do about IBD? Wish their numbers weren't so squirrely (an Obama lead of 3) but can't exclude them on that account. We'll see if they poll and publish through the weekend which another tracking poll, Battleground, doesn't (that one's at O +8 by the way).

Anyway, CBS poll notwithstanding, I'll believe the national lead is growing when I see it in the tracking poll average.

Discuss :: (0 Comments)
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