Probability Quiz

Test your knowledge of probability with these questions

Question 1 of 10

In a group of 20 people, what is the probability that at least two people have the same birthday?

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Probability Quiz

Take our Probability Quiz to assess your understanding of probability theory and calculations. Explore a range of questions and find answers to enhance your proficiency in probability concepts.

Topics covered in this Probability Quiz

  • Introduction to Probability
  • Probability Spaces and Events
  • Probability Rules and Axioms
  • Conditional Probability
  • Random Variables
  • Probability Distributions
  • Expected Value and Variance
  • Common Probability Distributions (Bernoulli, Binomial, Poisson, Normal)
  • Joint Probability and Independence
  • Conditional Probability Distributions
  • Sampling and Sampling Distributions
  • Hypothesis Testing
  • Bayesian Probability
  • Probability in Statistics
  • Probability in Machine Learning
  • Probability in Economics
  • Probability in Finance
  • Probability in Science and Engineering
  • Probability in Gaming and Gambling
  • Probability Applications in Real Life

Few Questions in Probability Quiz

  • What is the probability of rolling a 6 on a fair six-sided die?
  • If you randomly select a letter from the word 'PROBABILITY,' what is the probability of selecting a vowel?
  • If you draw a card from a standard deck of 52 cards, what is the probability of drawing a spade?
  • You have a bag with 10 red marbles, 8 blue marbles, and 6 yellow marbles. What is the probability of randomly selecting a red marble?
  • In a deck of playing cards, what is the probability of drawing a red card (heart or diamond)?
  • A box contains 5 green balls and 3 yellow balls. What is the probability of randomly drawing a green ball followed by a yellow ball without replacement?
  • If you roll two fair six-sided dice, what is the probability of getting a sum of 8?
  • In a standard deck of 52 playing cards, what is the probability of drawing a red card (heart or diamond) followed by drawing a black card (spade or club) without replacement?
  • If you randomly select a card from a well-shuffled standard deck of 52 playing cards, what is the probability that it is a red queen (either the queen of hearts or the queen of diamonds)?
  • If you roll two fair six-sided dice, what is the probability that the sum of the two rolls is greater than or equal to 10?
  • If you roll a fair six-sided die, what is the probability of getting a prime number (2, 3, or 5)?