Question

@florisalreadytaken thoroughly confused

Answer 1

sorry i can't probability at all .-.

Answer 2

hmm ok, so whats the general probability for a person to be bald?

Answer 3

40/100, 40%

Answer 4

lets keep it as a fraction
\[ \frac{4}{10} = \frac{2}{5}\]

Answer 5

ok-

Answer 6

now you have to find the probability for a person to be bald who is OVER 45 yo

Answer 7

16/40 = 2/5

Answer 8

voila -- same probability -- that means they are independent -- which option would be the right one?

Answer 9

uh teh last?

Answer 10

or the second? o-o

Answer 11

why would it be the 2nd one?

Answer 12

actually uh yea the last._. they're independent

Answer 13

we just saw that they ARE independent -- so nah yeah well done!

Answer 14

yes yes ty xdd