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Nearsightedness affects of 8% children in a certain country. The eyesight of 256 randomly selected children are checked for nearsightedness. What is the probability that

Nearsightedness affects of 8% children in a certain country. The eyesight of 256 randomly selected children are checked for nearsightedness. What is the probability that 256 randomly selected children will have a proportion of nearsightedness of at least 9% ?

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