0 Gasoline Prices Suppose that States is 3 73 and in Russia it is 3...
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0 Gasoline Prices Suppose that States is 3 73 and in Russia it is 3 40 Assume these averages are the population means in the two countries and that the probability distributions are normally distrib uted with a standard deviation of 25 in the United States and a standard deviation of 20 in Russia a What is the probability that a randomly selected gas station in the United States charges less than 3 50 per gallon b What percentage of the gas stations in Russia charge less than 3 50 per gallon c What is the probability that a randomly selected gas station in Russia charged more than the mean price in the United States
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