Percentage of a distribution
According to Chebychev's theorem, what percentage of a distribution will be within k = 3.2 standard deviations of the mean? (Give your answer correct to one decimal place.)
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A coal-fired electric power plant has an overall efficiency of 28% and an output of 1,845 megawatts. How many tera joules (trillions of joules) of waste heat does it reject to the environment each day?
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