Two things you need to know about trends in US party affiliation

A new Gallup poll raises some old questions about sampling error and non-response

Here are a few paragraphs from a recent CNN article covering a new Gallup poll that shows the Democratic advantage in party affiliation is the largest since the party’s 2012 lead:

This is a *major* warning sign for Republicans….

Gallup polling for the first three months of 2021 shows that 49% of the public identify as Democrats or Democratic-leaners, whi…