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30-12-2017
Mathematics

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Select one card from two cards, one colored red, one colored blue. replace the card and repeat the experiment. what is the probability of selecting a blue card each time?

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30-12-2017

The probability of picking the blue card is 1/2 each time.

The probability of picking it BOTH times is

(1/2)•(1/2) = 1/4. (25%)

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