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A coin is tossed 4 times. Find the probability that a maximum of one head (exactly one head or no head) turns up. (A) 0.375 (B) 0.25 (C) 0.50 (D) 0.0625 (E) 0.3125
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35 votes
35 votes
A coin is tossed 4 times. Find the probability that a maximum of one head (exactly one head or no head) turns up.

(A) 0.375 (B) 0.25 (C) 0.50 (D) 0.0625 (E) 0.3125

User Arafat Nalkhande
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1 Answer

25 votes
25 votes

I would go with answer D
Every flip is a 50/50 so ever 2 would be .25 then multiply that by 2 for 4 flips and it gives you 0.0625
User Nick Zalutskiy
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