Which is why data analysis corrects for this.
Anyways - why is it when half the people support the repeal of obamacare it’s seen as a reason why we should dump these people. Hell no.
However, if you push on too thin a sample with too great a bias, and ignore the fact you just disqualified 91% of your random sample calls, you are just making a sham of random sample techniques and theory.
This is called Augury ~ it keeps the goobers entertained ~ it should not be used to support one or the other arguments in the making of public policy.