Complete the following:
Eye Colour
Hair Colour Brown Blue Green Hazel
Blond 30 18 7 2 57
Brown 74 28 10 7 119
Red/Auburn 17 15 5 3 40
Black 43 11 6 1 61
164 72 28 13 277
What is the probability that a student will have blue eyes given he/she is blond?
What is the probability of having black hair?
What is the probability that a student will have either red hair or green eyes?
What is the probability that a student will have brown hair and brown eyes?