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4 votes
If we expect to get tails 400 times in a coin flip experiment, how many times would the coin be flipped?

A. 100
B. 200
C. 400
D. 800

User Shawn Guo
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2 Answers

3 votes
D because you got a fifty fifty Chance with a coin
User POMATu
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3 votes
D) 800 because you can’t get 400 if you didn’t flip the coin over 400 times.. this is because the coin has a 50/50 chance of heads or tails so you double the expectation
User Seefa
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