2. As of August 8, 2012, the national average price for a gallon of regular unleaded gasoline was $3.63, A sample of # - 10 Illinois gas stations taken on August 8, 2012 had an average price of $3.85 per gallon. It is of interest to use this sample to compare the average gas price in Illinois to the national average. a, Define the appropriate parameter(s) and state the hypotheses for testing if this sample provides evidence that the average gas price in Illinois exceeds the national average. Use proper notation. (3 points) b. What is the sample statistic to be used to test this claim and what is the correct notation for this statistic? (2 points)