Two coins are available, one fair and the other two headed. Choose a coin and toss it…
Mathematics · JEE Main · NTA Exams — Statistics and Probability
Two coins are available, one fair and the other two headed. Choose a coin and toss it once assume that the unbiased coin is chosen with probability \(\frac{3}{4}\). Given that the outcome is head, the probability that the two-headed coin was chosen is
- \(\frac{3}{5}\)
- \(\frac{2}{5}\)
- \(\frac{1}{5}\)
- \(\frac{2}{7}\)
Answer
(B) 2 5
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