Suppose that a new treatment is successful in curing a common ailment 66% of the time. If the treatment is tried on a random sample of 120 patients, approximate the probability that at most 81 will be cured. Use the normal approximation to the binomial with a correction for continuity. Round your answer to at least three decimal places. Do not round any intermediate steps. (If necessary, consult a list of formulas.) X $

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