A hospital recruiting company for doctors is conducting a study to determine whether the average doctor's salary (in thousands of dollars) is significantly more than 586 thousand dollars. A random sample of 28 doctors' salaries (in thousands of dollars] is given in the table. Test the hospital recruiting company's claim using a 1% level of significance. Salary (in thousands of dollars) m 89.49 85.14 85.85 95.14 96.69 81.69 m 95.77 mum_mm \"WWI\"! m] 93.79 89.75 m 86.83 98-87 88-75 ___ Preliminary: a. Is it safe to assume that n 5 % of all doctors earning a salary? No Yes b. Is 11. 2 30 ? Yes No c. Since a