Given all the possible ways to choose a marble from Bag A and Bag B, select which two events are equally likely according to your diagram. (You
are either choosing two events from this list, or you are choosing "none of
the four events are equally likely"). *
Choosing a red marble from Bag A and a red marble from Bag B.
Choosing a red marble from Bag A and a blue marble from Bag B.
Choosing a blue marble from Bag A and a a red marble from Bag B.
Choosing a blue marble from Bag A and a blue marble from Bag B.
None of the four events are equally likely.