For those not up on the lingo, differential non-response is when a poll is skewed by an abundance of 1 party’s voters answering the phone bc they’re briefly more fired up.
So the 49% approval in Gallup is probably skewed
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For those not up on the lingo, differential non-response is when a poll is skewed by an abundance of 1 party’s voters answering the phone bc they’re briefly more fired up.
So the 49% approval in Gallup is probably skewed
pic.twitter.com/Qhrqx5kd0w
My PhD thesis examined a "happy hunter" bias where successful elk hunters were more likely to respond than unsuccessful. Nonignorable nonresponse was corrected within weighting classes based on propensity scores incorporating a nonrespondent subsample.https://ir.library.oregonstate.edu/concern/graduate_thesis_or_dissertations/tx31qm730 …
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