having lived with teenagers in the house, I can't say it's the worst idea...
This is boomer humor style nonsense. All this really means is you're a terrible parent.
I have lived with teenagers and still do. I've found it no more difficult than any other stage.
Any study that reports as "People who do x, report y" is not science.
Self reporting is worthless.
At best this is inspiration for a scientific study that starts by showing if it is true by controlling for various factors.
In the case of a null hypothesis, delve into what causes these false beliefs to be reported.