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A car company says that the mean gas mileage for its luxury sedan is at least 25 miles per gallon (mpg). You believe the Question list K claim is incorrect and find that a random sample of 6 cars has a mean gas mileage of 23 mpg and a standard deviation of 2 mpg. At a = 0.05, test the company's claim. Assume the population is normally distributed. Click here to view the t-distribution table. Click here to view page 1 of the normal table. Click here to view page 2 of the normal table. Question 6 Question 7 Which sampling distribution should be used and why? O A. Use a normal sampling distribution because n > 30. O B. Use a t-sampling distribution because n