In answering a question on a multiple choice a student either knows the answer or guesses Let 3 4 be

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Previous Question: A box X contains 2 white and 3 red balls and a bag Y contains 4 white and 5 red balls. One ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag Y. Next Question: Suppose a girl throws a die. If she gets 5 or 6, she tosses a coin three times and notes the number of heads. If she gets 1, 2, 3 or 4 she tosses a coin once and notes whether a head or tail is obtained. If she obtained exactly one head. What is the probability that she throws 1, 2, 3 or 4 with the die?

(#M40109015) GATE Category question Probablity Keep an EYE

In answering a question on a multiple choice, a student either knows the answer or guesses. Let 3/4 be the probability that he knows the answer and 1/4 be the probability that he guesses. Assuming that a student who guesses at the answer will be incorrect with probability 1/4 What is the probability that the student knows the answer, given that he answered correctly?: Asked In Gate Jaspalsingh Parmar (9 years ago); Unsolved; Is this Puzzle helpful? (0) (0) Submit Your Solution

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Latest Gate Aptitude Question SOLUTION: In answering a question on a multiple choice, a student either knows the answer or guesses. Let 3/4 be the probability that he knows the answer and 1/4 be the probability that he g

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(#M40109015) GATE Category question Probablity Keep an EYE

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