Class 12 Mathematics Chapter 13 Probability Quiz 24 (25 MCQs)

Quiz Instructions

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1. What is the likelihood an NLMS student is a 7th grader?
2. Solve:947 + 856 =?
3. In how many ways could you choose two different letters from the letters S T U D Y?
4. P(A/B') is defined only when .....
5. A number cube is labeled 1 through 6. What is the probability of not rolling a 3?
6. How likely are you to choose a yellow marble out of a jar, if there are 6 blue, 2 red, and 4 yellow?
7. In a binomial probability distribution, If n = 6 and p= 0.9 then the value of P(x=7) is:
8. Dependent or Independent:You flip a coin and then roll a fair six-sided die. The coin lands heads-up and the die shows a one.
9. You are going to the movies. You can pick one movie:The Grinch or Wreck-it-Ralph 2. You can pick one snack:popcorn or candy. You can pick one soda:Coke or Sprite. How many total combinations are there?
10. An event that consists of two or more events
11. Probabilities are always between .....
12. Kirsten is setting up tables for a party. Four of the tables are covered with red tablecloths, and eight of the tables are covered with white tablecloths. Guests will be randomly seated at the tables when they arrive. Each table can seat 8 guests. That is the probability that the first guest to arrive will be seated at a table with a red tablecloth?
13. Ten cards are numbered 1 through 10 mixed together and then one card is drawn. If you draw cards 180 times, how many times would you predict to pick a number that is divisible by 3?
14. Bella will roll a number cube, labeled 1 through 6, 300 times. About how many times could Bella expect to roll a number less than 4?
15. One card is drawn from a standard deck of 52 cards. What is the probability that the card drawn is a face card?
16. Cards are numbered from 5 to 14. These cards are shuffled and one card is drawn at random. What is the probability of getting card numbered perfect square?
17. The probability of a car having a defect when coming off the assembly line is 3/1000 . Last year 12 cars had defects. How many cars were manufactured in total last year?
18. Which of the following expressions would be used to calculate the complement of an event occurring?
19. The probability of randomly selecting a rotten apple is 0.18 from the heap of 900 apples. So, what is the number of rotten apples in a heap?
20. A bag contains 4 white counters, 6 black counters, and 1 green counter. What is the probability of drawing a white counter or a black counter?
21. A bag contains 2 blue marbles, 7 green marbles, and 8 yellow marbles. Twice you draw a marble and replace it. Find P(blue, then green).
22. A, B and C are 3 mutually exclusive and exhaustive events such that P(A)=2P(B)=3P(C). What is P(B)?
23. A bag contains:-5 red marbles-6 blue marbles-3 green marbles-4 black marbles-2 yellow marblesA marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?
24. Find the probability of drawing a 10 of red from the deck of cards.
25. A die is rolled, what is the probability that the number rolled is greater than 2?