A shopkeeper sells mobile phones. The demand for mobile phone follows a Poisson distribution with m…

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A shopkeeper sells mobile phones. The demand for mobile phone follows a Poisson distribution with mean 4.6 per week. The shopkeeper has 5 mobile phones in his shop at the beginning of a week. Find the probability that this will not be enough to satisfy the demand for mobile phones in that week. Enter your answer correct up to two decimals accuracy.

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