Mathematics, 22.02.2021 16:50 thicklooney

there are 50 marbles in a bag. 35 of the marbles are brown. otti takes at random a marble from the bag. he records the colour of the marble and puts the marble back in the bag. he does this 300 times. work out an estimate for the number of brown marbles he takes.

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there are 50 marbles in a bag. 35 of the marbles are brown. otti takes at random a marble from the b...