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Probability Quiz & Games
🎲 Probability Quiz & Games 🎯
Learn, play, enjoy probability!
🧠 Probability Quiz
🪙 Guess the Coin Toss
🎲 Roll Two Dice
🃏 Card Draw Probability
🔁 Random Number Sequence
Simulate n draws from range 1–range and test for repeats.
Coincidence Generator & Probability Simulator
Coincidence Generator & Probability Simulator
Explore surprising coincidences and understand their probabilities!
Random Coincidence Scenario
"You run into someone you know in a foreign country."
Think about this coincidence — is it really that unlikely? Let's explore probabilities together.
Birthday Paradox Calculator
Find out the probability that at least two people in a room share the same birthday.
For 23 people, the probability that at least two share a birthday is about 50.73%.
Coin Toss Probability Calculator
Calculate the probability of getting exactly k heads in n coin tosses.
Probability of getting exactly 5 heads in 10 tosses is approximately 24.60938%.
Dice Roll Probability Calculator
Calculate the probability of rolling a specific sum with a given number of 6-sided dice.
Probability of rolling a sum of 7 with 2 dice is about 16.66667%.
Lottery Odds Calculator
Calculate your odds of winning a lottery by choosing k numbers from a total of n numbers.
Odds of winning by choosing 6 numbers from 49 total numbers is about 1 in 13,983,816 (~7.15E-6%).
Random Number Repeat Simulator
Calculate the probability that in n random draws (from 1 to range), at least one number repeats.
Probability of at least one repeat in 23 draws from 1 to 365 is about 50.72972%.
Learn More About Coincidences & Probability
Coincidences often feel mysterious, but many can be explained by probability and statistics.
These calculators help reveal the surprising math behind everyday events.
Experiment with different values to understand odds, probability distributions, and paradoxes.
When it comes to keeping children entertained and engaged, nothing beats a good book. This is particularly important in today's digital age, where children are often glued to screens for entertainment. In a world where technology dominates much of our daily lives, it's essential to encourage children to read and explore the magic of books. To help you find the perfect book for the young readers in your life, we've compiled a list of the top children's books that are currently making waves.
Tokyo is home to a vibrant business scene, with several top companies leading the way in various industries. Let's take a closer look at some of the top companies in Tokyo that are making waves in the business world.
Tokyo is quickly emerging as a hotbed for startup activity, with a growing number of innovative companies making their mark on the global stage. From tech to fashion to food, Tokyo startups are disrupting traditional industries and paving the way for the future of innovation.
In Tokyo's bustling business landscape, there are always new developments and trends shaping the city's economic scene. From innovative startups to established corporations, the Tokyo business sector is a dynamic and ever-evolving environment.
The theater world is constantly buzzing with the latest news and updates, from exciting new productions to industry trends and breakthroughs. Whether you're a theater enthusiast or a casual observer, staying up-to-date with current theater news can offer insights into the dynamic and creative world of performing arts.
Sydney, the vibrant capital of New South Wales, is not only known for its stunning beaches and iconic landmarks but also for its fantastic shopping destinations. From luxury boutiques to local markets, Sydney offers a diverse range of shopping experiences for both locals and tourists. In this blog post, we will explore some of the current must-visit shopping destinations in Sydney.
The Sydney real estate market is currently making waves in the news, with various trends and developments shaping the industry. From rising property prices to shifts in buyer preferences, there are several key factors influencing the state of the market.
