July 23, 2015 — The ABC News/Washington Post poll that posts Donald Trump to a 24-13-12 percent lead over Wisconsin Gov. Scott Walker and ex-Florida governor Jeb Bush, et al, joins a long line of bogus polls.
Once again, as we saw with national polls released last week, this latest respondent sample is inherently flawed. The Suffolk University and Monmouth University surveys that we covered five to seven days ago employed miniscule primary voter samples that were far below statistically relevant levels. Therefore, the aggregate polling results became unreliable.
The new ABC/Post poll is equivalently flawed, in similar and different ways. Taken during the July 16-19 period, the pollsters interviewed 1,002 respondents, which is an acceptable number for a general election sample. But, checking their segmentation of political party identification percentages, we again see primary voting samples of between 200-300 for both national parties.
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