SOLUTION: What is the Probability of obtaining at least one head when 4 coins are tossed simultaneously?

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Question 1207260: What is the Probability of obtaining at least one head when 4 coins are tossed simultaneously?
Answer by Theo(13342) About Me  (Show Source):
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the probability of getting at least one head is equal to 1 minus the probability of getting zero heads.

the probability of getting 0 heads is equal to 1/2 * 1/2 * 1/2 * 1/2 = 1/16.

the probability of getting at least 1 head is equal to 1 - 1/16 = 15/16.