Score: 0 of 1 pt 2 of 4 (0 complete) HW Score: 0%, 0 of 4 pts 9.1.13 Question Help A magazine reported that at the top 50 business schools in a region, students studied an average of 18.9 hours. Set up a hypothesis test to try to prove that the mean number of hours studied at your school is different from the reported 18.9 hour benchmark. Complete parts (a) through (c) below. a. State the null and alternative hypotheses. Choose the correct answer below, Mast OA. Ho: & = 18.9 OB. Ho: X= 18.9 OC. Ho: & # 18.9 OD. Ho: X/ 18.9 H, : P # 18.9 H X # 18.9 H, : B = 18.9 com H.: X = 18.9 Nest OE. Ho: H# 18.9 OF. Ho: B = 18.9 OG. Ho: a= 18.9 OH. Ho: a # 18.9 H : u= 18.9 H : B / 18.9 Hla= 18.9 H,: a= 18.9 Chol. Ho: p=18.9 O J. Ho: H= 18.9 OK. Ho: p # 18.9 OL. Ho: B # 18.9 Hu# 18.9 H, : X / 18.9 H X = 18.9 H, : B = 18.9 gazin tches tions