Acompany with a large fleet of cars hopes to keep gasoline costs down and sets a goal of attaining a fleet average of at least 25 miles per gallon. to see if the goal is being met, they check the gasoline usage for 50 company trips chosen at random, finding a mean of 24.49 mpg and a standard deviation of 5.06 mpg. is this strong evidence they have failed to attain their fuel economy goal? complete parts a through e below. a) write appropriate hypotheses.