Question: Suppose you have an array of n numbers and you select each one independently with probability 1/n 1/2 . Use the Chernoff bound to determine

Suppose you have an array of n numbers and you select each one independently with probability 1/n^1/2. Use the Chernoff bound to determine an upper bound on the probability that you would have more than 4n^1/2 elements in this random sample.

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