Maths · Expected outcomes
CrossoverA jar has 195 marbles. The probability of red marbles is 0.77. Alex draws marbles from the jar. How many blue marbles is he expected to get?
Choose an answer — or press 1234
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Maths · Expected outcomes
CrossoverA jar has 195 marbles. The probability of red marbles is 0.77. Alex draws marbles from the jar. How many blue marbles is he expected to get?
Choose an answer — or press 1234