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Mathematics, 29.08.2020 22:01 ayoismeisalex

Suppose we flip a fair coin n times. equal number of heads and tails. For example, if we flip the coin 10 times and the resultseT HHT HTT T HH, then this sequence balanced 2 times, i. e. at position 2 and position 8 (after the second and eighth flips).In terms of, what is the expected number of times the sequence is balanced afternflips

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