The average number of Xerox copies made in a working day in a certain office is 356
Question:
The average number of Xerox copies made in a working day in a certain office is 356 with a standard deviation of 55. It costs the firm three pence per copy. During a working period of 121 days what is the probability that the average cost per day is more than £11.10?
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To calculate the probability that the average cost per day is more than 1110 we need to first calcul...View the full answer
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MONU KUMARI
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