b) The number of newspapers sold daily at all 7-eleven outlets nationwide is normally distributed with a mean of 350 and a standard deviation of 30. i) Calculate the probability that less than 300 newspapers are sold in one day ii) Determine the number of newspapers that the 7-eleven stores should stock every day such that the probability of running out on any particular day is 10%.
b) The number of newspapers sold daily at all 7-eleven outlets nationwide is normally distributed with a mean of 350 and a standard deviation of 30. i) Calculate the probability that less than 300 newspapers are sold in one day ii) Determine the number of newspapers that the 7-eleven stores should stock every day such that the probability of running out on any particular day is 10%.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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b) The number of newspapers sold daily at all 7-eleven outlets nationwide is
i) Calculate the probability that less than 300 newspapers are sold in one day
ii) Determine the number of newspapers that the 7-eleven stores should stock every day such that the probability of running out on any particular day is 10%.
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