Sentence examples for how common is something from inspiring English sources

Just how common is something like this?

How common is it to dream of smelling something? A. "Surprisingly little" is known about dreams of smells and other sensations, according to a 1998 study, but a significant minority of subjects in the study reported dreams of scents.

Example items include "How common is it for your mum to yell at you about something you did wrong?" Response options were very uncommon (0), uncommon (1), somewhat common (2), common (3), very common (4).

How common is HIV?

How common is this?

How common is it?

How common is this policy?

But just how common is common knowledge?

How common is that?

How common is that situation?

How common is the practice?