Problem

If a fair coin is tossed 4 times, what is the probability, to the nearest thousandth, of getting exactly 1 heads?

Answer

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Answer

=0.250

Steps

Step 1 :P(exactly 1 head)=(41)(0.5)1(0.5)3

Step 2 :=40.50.125

Step 3 :=0.250

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