In this problem, assume that the distribution of differe oximately normal. Note: For degrees of freedom d.J. not in the Student's I table, use the closest d.f. that is smarter. In some situations, this choice of d.f. may Incre Are America's top chief executive officers (CEDs) really worth all that money? One way to answer ersus row A, the CEO's annual perce ed the followding data: Bi Percent Increase 22 23 23 18 6 4 21 37 Al Percent Increase 23 23 20 14 -4 19 15 30 Do these data Indicate that the population mean percentage increase in corporate revenue (row #) is different from the popul crease In CEO salary? Use a 3%% level of sorincance. (Let ( - B - A.) (a) What is the level of signmarce? State the null and alternate hyp OH. H - D ; H : H 20 OH . H . - D , H , - H . - 0 b) What sampling distribution will you use? What assumptions are you making? The Students memately uniform distribution O The Stuttert's normal distribution The standard ximately normal dyerbution. The standard norma in distribution What is the value of the sample test (c) Find for estimate) the Pursue OF-value > D.500 0 0.250