What is the theoretical probability of tossing a coin four times and having it land heads up all four times?

asked Aug 22, 2019 203k views

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Having it land heads up once is 1/2. For that to happen 4 times, you need to do 1/2^4, (1/2 x 1/2 x 1/2 x 1/2)
So the probability is 1/16

Hongbo Liu answered Aug 28, 2019

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