Two persons and shoot at a target. hits on any shot with probability and with probability . shoots first and they take turns. What is the probability that the target is hit for the first time by 's third shot?
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1 markStatisticsProbability and Bayes' theoremRepeated trials: binomial and geometric probabilitiesModerateabout 3 min
DSE 2010 Question 13: Probability and Bayes' theorem
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Two persons A and B shoot at a target. A hits on any shot with probability 1/3 and B with probability 1/4. A shoots first and they take turns. What is the probability that the target is hit for the first time by A 's third shot? (A) 1/24 (B) 1/12 (C) 1/6 (D) 1/3
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What this question tests
This question is on Repeated trials: binomial and geometric probabilities, part of Probability and Bayes' theorem in Statistics.
Probabilities from independent repeated experiments.
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