Question

as of july 8, 2020, the national average price for a gallon of regular unleaded gasoline was $2.18. the prices for a sample of

Answer 1

The appropriate parameter for this hypothesis test is the population mean gas price in Illinois, denoted by μ. The goal is to determine if there is evidence that the average gas price in Illinois exceeds the national average. The national average gas price, mentioned as $2.18, serves as the null hypothesis value.