The average starting salary of this years graduate of a large

Part 2 (CONCEPTUAL QUES'HONS) ' Marks 'L0 1 ' ntru'ctlons. Answer All guestions. ( 2 x 5 = 10 marks) sc} OOOThlfljt/Zrage StarIg Salary Of thlS year S graduates of a large university (LU) is SIS 908 with a standa: : , ermore, It is known that the starting salaries are normally distributed. a. What Is the probability that a randomly selected LU graduate will have a starting, salary ci at least $31,000? , . b. Individuals With starting salaries of less than $12,20() receive alow income tax'oreala. What percentage of the graduates will receive the tax break? 0. What are the minimum and the maximum starting salaries of the middle 95% ot the LB graduates? d. If 68 of the recent graduates have salaries of at least $35,600, how many students graduated this year fiom this university