Is this probability?

Imagine you have a fair 2 sided coin.

If you flip it 8 times, how many ways are there to pick 3 of them as heads?

Check out the set of such problems

0.4 3 8 \dfrac{3}{8} 56 72 30 0.5

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1 solution

Vimay MarCisse
Jul 8, 2018

8! ÷ (3! × 5!) = 56

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