Your friend Pete is flipping a coin 1000 times. The coin is biased such that, on each flip, the chance of heads is . You arrive just as he is about to flip it for the last time. Pete tells you that, so far, he has got 399 heads, and 600 tails. What is the most likely outcome of the final flip?
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Since the chance of getting a tail is bigger than the chance of getting a head,so the outcome of the last flip is more likely to be tails.