The number of customers per day at a sales counter x has

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The number of customers per day at a sales counter, X, has been observed for a long period of time and found to have mean 20 and standard deviation 2. The probability distribution of X is not known. What can be said about the probability that, tomorrow, X will be greater than 16 but less than 24? (Hint: Use Chebyshevs inequality)

Reference no: EM13609853

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