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Are these games fair? How can you tell?
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This interactivity invites you to make conjectures and explore probabilities of outcomes related to two independent events.
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Engage in a little mathematical detective work to see if you can spot the fakes.
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Imagine flipping a coin a number of times. Can you work out the probability you will get a head on at least one of the flips?
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Seven balls are shaken. You win if the two blue balls end up touching. What is the probability of winning?
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Six balls are shaken. You win if at least one red ball ends in a corner. What is the probability of winning?
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Which of these games would you play to give yourself the best possible chance of winning a prize?
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Here are two games you can play. Which offers the better chance of winning?
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Imagine a room full of people who keep flipping coins until they get a tail. Will anyone get six heads in a row?
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When two closely matched teams play each other, what is the most likely result?
