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30 December, 02:00

Barbara has a bag that contains 8 blue coins and 2 red coins. She removes one coin at random, records the color, then places it back in the bag. She does this 50 times. She finds that P (blue) = 37/50. If Barbara does 100 trials of this experiment, how many blue coins could she expect to get?

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  1. 30 December, 04:04
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    74

    Step-by-step explanation:

    37/50 * 100 = 74
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