Mathematics, 23.11.2020 09:00, talainalover23

Out of 10 marbles in a bag, 2 of them are blue. If you drew a marble at random 40 times, replacing it each time, how many times would you expect to draw a blue marble?

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Out of 10 marbles in a bag, 2 of them are blue. If you drew a marble at random 40 times, replacing i...