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Would you be more likely to get at least 70% tails if you flip a fair coin 10 times or if you flip a fair coin 1000 times? A) You would be more likely to get at least 70% tails if you flip a fair coin 10 times than if you flip a
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You decide to flip a fair coin 100 times. What is the variance of this distribution? Also You decide to flip a fair coin 100 times. What is the standard deviation of this distribution?
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One coin is fair and one is weighted so that Pr[H] = [ 1/4]. You randomly select one of the two coins, and flip it 3 times, noting the result of each flip. What is the expected number of heads?
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One coin is fair and one is weighted so that Pr[H]=211. You randomly select one of the two coins, and flip it 5 times, noting the result of each flip. What is the expected number of heads?
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You are shown a coin that its owner says is fair in the sense that it will produce the same number of heads and tails when flipped a very large number of times. Suppose you decide to flip a coin 100 times. a. What conclusion would
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When you flip a biased coin the probability of getting a tail is 0.6. How many times would you expect to get tails if you flip the coin 320 times?
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When you flip a biased coin the probability of getting a tail is 0.6. How many times would you expect to get tails if you flip the coin 320 times?
asked by Martyna on January 31, 2019