The profit per new car sold by Harry's Honda car dealer varies from car to car. The average profit per sale tabulated for the past 6 days was $368 with a standard deviation of $190. Harry's tax advisor, Abigail Abner, claims that there is evidence to demonstrate that the average profit per sale is less than $480. Choose the appropriate null and alternative hypothesis to test Abner's claim : OHO : M > 480 versus Ha : u 368 versus Ha : u 480 versus Ha : X 480 OHo : M 480