Mathematics, 21.05.2021 02:50 bercishicicorbin
A box contains four red balls and eight black balls. Two balls are randomly chosen from the box, and are not replaced. Let event B be choosing a black ball first and event R be choosing a red ball second. What are the following probabilities? P(B) = β 8/12 P(R | B) = β 4/11 P(B β© R) = The probability that the first ball chosen is black and the second ball chosen is red is about percent
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A box contains four red balls and eight black balls. Two balls are randomly chosen from the box, and...
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