A roulette wheel has 38 slots, of which 18 are red, 18 are black, and 2 are green. In each round of the game, a ball is tossed in the spinning wheel and lands in a random slot. Suppose we watch 7 rounds of this game, Find the probability that exactly 3 rounds will land on red.

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A: Given the data table as

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A: Mean = 0 Standard deviation = 1

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A:

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