Know Your Chances

2 Coin Tosses Probability/Statistics - Unordered

The following is the probability associated with 1 unbiased coin being tossed twice in succesion or 2 unbiased coins being tossed at the same time and the result recorded. The order of the results are irrelevant. There are 2 outcomes per coin toss, heads or tails. Each coin toss does not affect the outcome of further tosses. There are a total of 3 possible results.

AimSuccessfulNot Successful
2 Heads25%75%
1 Head and 1 Tail50%50%
2 Tails25%75%
At least 1 Head75%25%
At least 1 Tail75%25%

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