I am a statistician, and part of my job is to make inferences and predictions. With unlimited time and money, I could simply test or survey the entire group of people I am interested in to evaluate ...
Understanding the confidence interval will help you grasp what an election poll is -- or is not -- saying. As you might have guessed, the media consistently gets it wrong. Candidate Gobermouch is ...
In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you'll hear the ...
In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you’ll hear ...
Democratic presidential nominee Hillary Clinton maintains a meaningful – if slightly shrinking – lead over Republican Donald Trump. She's been ahead since the Democratic convention in July. Here's a ...
While previous sections of this report have focused on the kinds of systematic biases that may be the largest worry when it comes to public opinion polls, the variance (or precision) of estimates is ...
Winnifred Louis receives funding from the Australian Research Council and the Social Sciences and Humanities Research Council of Canada. She is a teacher of statistics in the University of Queensland, ...
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