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A dice is thrown repeatedly till two successive are obtained then find the probability this process stops at 5th throw (A) (B) (C) (D)
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Question 1
Let, X denote the number of colleges where you will apply after your results and P (X = x) denotes your probability of getting admission in x number of colleges. It is given that where is a positive constant. Find the value of . Also find the probability that you will get admission in (i) exactly one college (ii) at most 2 colleges (iii) at least 2 colleges.Question 2
Let and be two urns such that contains 3 white and 2 red balls, and contains only 1 white ball. A fair coin is tossed. If head appears then 1 ball is drawn at random from and put into . However, if tail appears then 2 balls are drawn from and put into . Now, 1 ball is drawn at random from Given that the drawn ball from is white, the probability that head appeared on the coin is Question 3
An insurance company insured 2000 scooter drivers, 4000 car drivers and 6000 truck drivers. The probability of an accident involving a scooter, a car and a truck are 0.01, 0.03 and 0.15 respectively. One of the insured persons meets with an accident. What is the probability that he is a scooter driver.Question Text | A dice is thrown repeatedly till two successive are obtained then find the probability this process stops at 5th throw (A) (B) (C) (D) |