PayeA264
PayeA264
26.11.2019 • 
Mathematics

Abiased coin, twice as likely to come up heads as tails, is tossed once. if it shows heads, a chip is drawn from urn i, which contains three white chips and four red chips; if it shows tails, a chip is drawn from urn ii, which contains six white chips and three red chips. given that a white chip was drawn, what is the probability that the coin came up tails.

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