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194 tools
With this coin toss streak calculator, you will discover a very interesting problem in probability related to consecutive heads appearing in coin flips.
Use the conditional probability calculator to determine the probability of an event conditional on another event.
Our confusion matrix calculator helps you to calculate all the metrics you need to assess the performance of your machine learning model.
With this dice average calculator, you can quickly calculate the average value of a set of dice rolls.
With this dice probability calculator, you can easily find the various probabilities related to rolling a set of dice.
Use this dice roller calculator when you've lost the dice to your favorite board game. Throw up to 15 dice of twenty different types.
Unlock the power of statistics with our expected value formula calculator. Learn how to calculate the expected value swiftly. Try it today!
Discover why "accurate" tests can be misleading with this false positive paradox calculator.
Our implied probability calculator helps you to calculate the probability of an incident happening, given the odds.
Our joint probability calculator helps you compute the likelihood of multiple events occurring together.
The lottery calculator finds the odds for winning in a typical lottery.
The Monty Hall Problem calculator can help you win a car 66% of the time — but only if you play the game!
Use the odds calculator to convert odds to a probability of winning or losing.
Learn how two losing games can make a winning game by alternating between them in this Parrondo's paradox calculator.
Use Omni's password combinations calculator to find how many possible combinations of numbers, letters, and symbols exist, given the length of a password.
Use this p-hat calculator to determine the sample proportion according to the number of occurrences of an event and the sample size.
The post-test probability calculator allows you to calculate pre-test probability, likelihood ratios, and finally, the post-test probability itself.
The probability of 3 events calculator determines the chances of three independent events occurring.
Test your knowledge of dice averages, expected values, and probability with our average dice quiz before rolling or designing your next game.
Understand the math behind the millions. Test your probability skills to see if you are a certified jackpot genius!
Use the relative risk calculator to compare the probability of developing a disease in two groups of people.
Risk calculator checks which of the two options is less risky based on the probability of failure and its consequences.
Find your bet's odds and potential winnings with the roulette payout calculator!
Our sensitivity and specificity calculator is a simple way to calculate all the values needed in medical statistics.