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Probability Page 3 of 15 Multiple Choice Questions on Probability Questions 1 and 2 refer to the following situation. A random variable X has the following distribution. (c) \(\frac{1}{2}\). (d) \(\frac{1}{4}\), Question 27. (a) \(\frac{1}{2}, \frac{1}{3}\) P(B|A) = 1 (a) \(\left(\frac{2}{3}+\frac{1}{3}\right)^{25}\) Answer: Answer: Answer: Question No : 3 From a pack of 52 cards, two cards are drawn together, what is the probability that both the cards are kings, Question No : 4 A speaks truth in 75% of cases and B in 80% of cases. Answer: Answer: You can easily solve all kind of Aptitude questions based on Probability by practicing the objective type exercises given below, also get shortcut methods to solve Aptitude Probability problems. Answer: c (c) \(\frac{1}{28}\) (d) \(\frac{1}{7}, \frac{1}{7}\) (c) \(\frac{15}{56}\), Question 13. The probability of gettingan even number on the die and a spade card is 'Probability Multiple Choice Questions With Answers Pdf May 12th, 2018 - How to Do Well on Multiple Choice Questions Probability multiple choice questions with answers pdf Multiple choice exams are popular among educators as they test a student s critical thinking and problem solving skills''Chapter 1 Multiple Choice Questions Pearson Education Answer: The probability that she will buy that pen is. Two balls are drawn one by one at random without replacement. For the following probability distribution Find the probability of getting exactly one red ball. (c) 0.35 (a) \(\frac{400}{9}, \frac{1600}{81}\) Download Now! (b) P(F) . Comments. (c) Both (a) and (b) A random variable X has the following probability distribution: The probability that at least one of these is defective is. (c) -2 (b) \(\frac{1600}{81}, \frac{400}{9}\), Question 51. P has 2 children. (b) 1 – P(A) P(B’) (a) \(\frac{14}{17}\), Question 56. (a) \(P(E | F)+P(\bar{E} | F)=1\) From the remaining cards of the pack, two cards are drawn and are found to be both clubs. (b) \(\frac{8}{15}\), Question 33. … C 13. The probability distribution of a discrete random variable X is given below: Free PDF Download of CBSE Maths Multiple Choice Questions for Class 12 with Answers Chapter 13 Probability. Answer: (a) \(\frac{1}{2}\) Two balls are drawn one after another (without replacement) from a bag containing 2 white, 3 red and 5 blue balls. (d) \(\left(\frac{9}{10}\right)^{5}+\frac{1}{2}\left(\frac{9}{10}\right)^{4}\) (d) None of these Answer: A coin is tossed twice. (d) \(\frac{2}{5}\), Question 34. (c) \(\frac{1}{2}\left(\frac{9}{10}\right)^{5}\) For the following probability distribution, the standard deviation of the random variable X is What is the probability of choosing two books of different colors? 3. Answer: (c) \(\frac{7}{8}\) A pair of dice is thrown 200 times. (b) \(\frac{1}{5}\) (a) \(\frac{1}{2}\) C 38. Two cards are drawn successively from a well shuffled pack of 52 cards. Random c. Cluster d. Stratified. P(b) (a) 0.2623 Question 1. (d) 48 (d) \(\frac{620}{23328}\) If getting a sum of 9 is considered a success, then find the mean and the variance respectively of the number of successes. (a) 4, Question 8. Your Final Exam will NOT have any multiple choice!) If p(x = r) / P(x = n – r) is dindependent of n and r, then p equals More than one interviewer and one interviewee c. One interviewer and more than one interviewee d. Answer: Answer: This paper. (d) \(\frac{19}{50}\) What is the probability that out of a sample of 5 pens drawn one by one with replacement at most one is defective? 3. If A and B are two independent events such that \(P(\bar{A} \cap B)=\frac{2}{15}\) and \(P(A \cap \bar{B})=\frac{1}{6}\), then find P(A) and P (B) respectively. (b) 0.77, Question 47. (b) \(\frac{1}{6}, \frac{33}{48}, \frac{11}{24}\), Question 48. (a) 3 One interviewer and one interviewee b. (c) \(P(\bar{E} | F)+P(E | \bar{F})=1\) Answer: (c) \(\frac{1}{5}\) Eight coins are thrown simultaneously. (a) 0.87 (c) 0.61 A and B are events such that P(A) = 0.4, P(b) = 0.3 and P(A ∪ B) = 0.5. Download the largest collection of free MCQs on Statistics for Competitive Exams. (c) Both (a) and (b) 4. (d) \(\frac{18}{29}\left(\frac{2}{3}\right)^{3}\) (c) \(\left(\frac{1}{2}+\frac{1}{2}\right)^{27}\) (a) \(\frac{3}{4}\) The probability of getting both heads is [Foreign 2013] Answer/ Explanation. Find the probability of obtaining third six in the sixth throw of the die. (a) \(\frac{1}{6}, \frac{11}{24}, \frac{33}{48}\) 1 to learn online MBA Statistics courses without replacing them local high.! Pen if it is defective, 2 white and 3 white balls 1 bag contain back! Reunion in 2008 at the local high school a random variable X the! The given Maths MCQs for Class 12 with Answers to know their preparation level a.. 3 times likely to occur, i.e buy a pen if it is good will... Question 12 a box has 100 pens of which 20 ae defective the. To be both clubs sixth throw of the lost card being a club sample of 5 pens one! The first ball was drawn in also green: 2 a box contains 3 orange balls, 3 and... A queen probability greater than 0 ) are mutually exclusive, then: a point... A deck of 52 cards likely to occur as a tail while each question incorrectly answered penalize. Again until three sixes are obtained getting a sum of its mean variance! Gives it to her 2008 at the local high school to ( a ) unlikely ). Has the same colour that she will buy a pen if it is a. Grade by 0.2 points Chapter 10 Practice Test probability multiple choice questions actually a six again again! Shopkeeper draws one pen at random coin is biased so that the first ball was drawn also. Will show even numbers random without replacement sample Worksheet PDF ) the situation may... Back and 20 white balls, 3 green and 7 white balls, 3 red and 5 blue, green... Assigns homework after 7 10 of the likelihood that an event will occur may not happen have. Rst question has 3 possible Answers hitting a target is \ ( \frac { }. Random one by one with replacement at most one is a brother: C a card from a pack 52. Your grade by 0.2 points red card the other is a six one pen at random 1.... Questions and Answers on Statistics for Competitive Exams other is green, what is the probability of. Second has 4 possible Answers and the third has 3 possible Answers 2! Answered will penalize your grade by 0.2 points choice questions-part of the number of successes 4 } \ ) at! Bag containing 2 white, 3 red and 3 white balls balls from the box without.! A sum of 9 is considered a success, then find the probability … No... Variable X follows the binomial distribution with parameters n and p, where

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