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It is estimated that 0.45 percent of the callers to the Customer Service department of Dell Incorporated will recelve a busy signal. What is the

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It is estimated that 0.45 percent of the callers to the Customer Service department of Dell Incorporated will recelve a busy signal. What is the probability that of today's 1,000 callers at least 5 recelved a busy signal? (Round your answer to 4 decimal places.)

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