QUESTIONS 28 THROUGH 31 PERTAIN TO THE FOLLOwNes isH8 busine

QUESTIONS #28 THROUGH #31 PERTAIN TO THE FOLLOwNes isH8 business school claims that the ayerage salary is higher, based on a sampnown to be SL.S newspaper reports that the average starting salary for marketgf 25 recent graddis there 4800 ..Th The dean of a local evidence that the average starting salary for marketing gradu significance level. starting salary of $49,000, higher, based o andard deviation is known to be $1,800 Is there sufficient marketing graduates is $48.000. The dean of a local The population standard deviatio on a sample of 25 recent graduates with average arkting graduates is greater than $48.000? Test at the 5%% 28. State the null and alternative hypotheses. oS O- o A. Ho: -48000 B. Ho: > 48000 C. Ho: 48000 D. Ho: > 48000 E. Ho:

Solution