Bag contains 50 marbles, 10 of which are blue, 8 are red, 20 are green, and 12 are purple. Marcie takes a ow marble out of the bag, records the color and returns it to the bag how many red marbles should she expect after 500 trials

Question

Corey Frederick

30 August, 06:35

+4

Answers (1)

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Abdullah · Answer 1

Probability of pick a red marble in one draw = 8 / 50

expected number of red marbles in 500 trial = 8 * 500 / 50 = 80 answer