Mathematics, 26.03.2021 02:40 officialrogerfp3gf2s
The weekly amount of money spent on maintenance and repairs by a company was observed, over a long period of time, to be approximately normally distributed with mean $480 and standard deviation $20. How much should be budgeted for weekly repairs and maintenance so that the probability the budgeted amount will be exceeded in a given week is only 0.05
Answers: 3
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The weekly amount of money spent on maintenance and repairs by a company was observed, over a long p...
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