This story is part of the reason I'd never want to know about where I land intelligence wise compared to other people. No matter the outcome, I don't think it could be good. I it's below average, I'll feel limited. If it's above average, I'll have added pressure of self expectations and maybe arrogance. That's not the case for everyone, but I'm happy where I am currently. Back to the story - the use of grammar and sp…
How is that possible to not know? Have you never worked on a team?
Plus, if they doesn't want to know, why does it matter? It's their life to live in ignorance. For this specific topic, I don't see any harm in leaving your actual IQ number a mystery for the cosmos.