Answer:
4a) P (Y and Y) = 1/9
4b) P (Y or Y) = 2/3
4c) P (B and Y) = 1/18
Step-by-step explanation:
4a) P (Y and Y) = 2/6 x 2/6
4b) P (Y or Y) = 1/3 + 1/3
4c) P (B and Y) = 1/6 x 1/3
'and' requires multiplying probabilities
'or' requires adding probabilities
