eweqwoewoji
eweqwoewoji
13.01.2021 • 
Mathematics

Suppose that we have a box containing 5 white marbles, 6 blue marbles and 4 yellow marbles. Now draw 4 marbles from this box and let event A be the event "Draw at least three white marbles" and let event B be "Draw at least three blue marbles". The events A and B are:

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