The average price for a gallon of gasoline in the United States is $3.76 and in Russia it is $3.42. Assume these averages are the population means in the two countries and that the probability distributions are normally distributed 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 $3.65 per gallon (to 4 decimals)? ______ B. What percentage of the gas stations in Russia charge less than $3.65 per gallon (to 2 decimals)? ______ C. What is the probability that a randomly selected gas station in Russia charged more than the mean price in the United States (to 4 decimals)? ______
The average price for a gallon of gasoline in the United States is $3.76 and in Russia it is $3.42. Assume these averages are the population means in the two countries and that the
A. What is the probability that a randomly selected gas station in the United States charges less than $3.65 per gallon (to 4 decimals)?
______
B. What percentage of the gas stations in Russia charge less than $3.65 per gallon (to 2 decimals)?
______
C. What is the probability that a randomly selected gas station in Russia charged more than the mean price in the United States (to 4 decimals)?
______
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