Question

Fifty students in the third grade class listed their hair and eye colors in the table below:


Brown hair Blonde hair Total
Blue eyes 14 8 22
Brown eyes 16 12 28
39 20 50

Are the events "blonde hair" and "blue eyes" independent?
Yes, P(blonde hair) • P(blue eyes) = P(blonde hair ∩ blue eyes)

Yes, P(blonde hair) • P(blue eyes) ≠ P(blonde hair ∩ blue eyes)

No, P(blonde hair) • P(blue eyes) = P(blonde hair ∩ blue eyes)

No, P(blonde hair) • P(blue eyes) ≠ P(blonde hair ∩ blue eyes)

Answer 1

Using your table, what is P(blond hair) = ?

Answer 2

I don't know