A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Many of Pew Research Center’s survey analyses show relationships between two ...

I was composing a long reply in the original thread and it got somewhat unwieldy, so let’s move things over here: Q. Is there any way to see how the regression changes have effected the prediction at ...

Journal of the Royal Statistical Society. Series C (Applied Statistics) A linear model approach to estimate a set of familial correlations using the method of maximum likelihood is proposed when data ...

The estimates for the House of Representatives come from a model, not just from a survey result. The difference between the two is that while a survey attempts to measure the whole of something by ...

Multiple regression of observational data is frequently used to infer causal effects. Partial regression coefficients are biased estimates of causal effects if unmeasured confounders are not in the ...

Logistic regression is a powerful statistical method that is used to model the probability that a set of explanatory (independent or predictor) variables predict data in an outcome (dependent or ...