Earlier quoted context omitted.
> The survey was designed to reach adults who currently have health care debt or have had health care debt in the last five years . In order to do this, the probability panel sample included an oversample of panel members with annual household incomes less than $30,000, individuals with current or past health care debt (n=641) were included in the sample. In addition, 52 adults with past or current health care debt w…
> So they intentionally targeted people with debt, so the "63% percent of respondents" is not able to No, that's not how it works. You oversample a group you are interested in and then weight it. To be honest, you don't know enough about statistics to evaluate this. You should either learn more or accept the conclusions of those who know more.
> The 100M in the title is extrapolated, and is likely correct,
What's the problem with their comment, exactly?