Question Bank - Probability
Probability is a measure of the likelihood that an event will occur, calculated as the ratio of favorable outcomes to the total number of possible outcomes.
What is the probability of getting a head when tossing a fair coin?
A bag contains 3 red balls and 5 blue balls. What is the probability of drawing a red ball?
What is the probability of rolling a number greater than 4 with a fair die?
What is the probability of drawing a queen from a standard deck of 52 cards?
If the probability of an event E is 0.3, what is the probability of 'not E'?
What is the probability of getting a sum of 10 when rolling two dice?
What is the theoretical probability of getting heads when tossing a fair coin?
In a class of 30 students, 18 are girls. What is the probability that a randomly chosen student is a boy?
Which of the following is a sure event?
If a box has 4 red, 3 blue, and 2 green marbles, what is the probability of drawing a blue marble?
What is the probability of drawing a red card from a standard deck of cards?
What is the probability of selecting a non-defective item from a lot of 100 items with 10 defective?
If a die is thrown, what is the probability of getting an even number?
In a single die roll, what is the probability of getting an even number?
If two coins are tossed, what is the probability of getting two heads?
What is the probability of picking a card that is a diamond from a standard deck of 52 cards?
The sum of the probabilities of all possible outcomes in an experiment is equal to:
What is the probability of drawing the ace of spades from a well-shuffled deck?
Which statement is true regarding the probability of complementary events?
If the chance of rain tomorrow is 0.2, what is the chance that it will not rain?
What is the probability of rolling a number less than 3 on a die?
Two coins are tossed. What is the probability of getting at least one tail?
Which event has a probability of 0?
How many ways can you draw a heart from a standard deck of cards?
If an experiment has three equally likely outcomes, what is the probability of any one specific outcome?
The probability of an event happening at least once in three trials, when the probability of the event in one trial is 1/4, is?
What is the probability of not rolling a 5 on a fair six-sided die?
If an event has a probability of 0.7, what is the probability of the complementary event?
What is the theoretical probability of getting a tail when tossing a fair coin?
If a die is rolled, what is the probability of rolling a number greater than 4?
In a bag with 3 white and 2 black balls, what is the probability of drawing a white ball?
What is the classical definition of probability given a scenario?
Given a fair coin toss, what is the probability of not getting tails?
What is the probability that when rolling a die, you will roll an even number?
If there are 4 red and 6 blue marbles in a bag, what is the probability of drawing a blue marble?
In a class of 20 students, if 12 are boys, what is the probability of selecting a girl at random?
What is the probability of rolling a sum of 7 with two dice?
What is the probability of drawing a king from a standard deck of 52 playing cards?
If you roll a die, what is the probability of rolling either a 2 or 5?
If a spinner is divided into 5 equal sections numbered 1 to 5, what’s the probability of landing on an odd number?
If you draw two cards from a standard deck without replacement, what is the probability both are aces?
What is the probability of getting at least one tail when tossing three fair coins?
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