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A box contains 3 red and 4 blue marbles. Two marbles are drawn without replacement. What is the probability that the second marble is red if it is known the first marblel is red?

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MCQs on conditional probability, independent events, probability multiplication theorem, bayes theorem, random variables and its probability distributions, bernoulli trials and binomial distribution.


A box contains 3 red and 4 blue marbles. Two marbles are drawn without replacement. What is the probability that the second marble is red if it is known the first marblel is red?






 
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