There are three coins. One is a two headed coin (having head on both faces), another is a biased coin that comes up tail 25% of the times and the third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows heads, what is the probability that it was the two headed coin?
Formula: -
Bayes theorem as follows:
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GIVEN: -
LET “A” IS PROBABILITY OF HEAD
LET ![]()
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BY BAYES THEOREM

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