Mathematics, 23.07.2021 04:30 1940swannabe
According to the records of an electric company serving the Boston area, the mean electricityconsumption during winter for all households is 1650 kilowatt-hours per month. Assume that the monthlyelectric consumptions during winter by all households in this area have a normal distribution with a meanof 1650 kilowatt-hours and a standard deviation of 320 kilowatt-hours. The company sent a notice toBill Johnson informing him that about 90 % of the households use less electricity per month than hedoes. What is Bill Johnson’s monthly electricity consumption?
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According to the records of an electric company serving the Boston area, the mean electricityconsump...
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