Question B

Does cable video-on-demand (VOD) increase ad effectiveness? A study compared general TV and VOD audiences after viewing a brand ad. Whether the viewer indicated that the ad made them want to visit the brand website was collected and organized in the accompanying table. Complete parts (a) through (c) below. Eff Click the icon to view the table of ad effectiveness for TV and VOD audiences. a. Set up null and alternative hypotheses to try to determine whether there is a difference in ad impact between general TV viewing and VOD viewing. Let group 1 be the general TV audience, and let group 2 be the VOD audience. State the null and alternative hypotheses. Choose the correct answer below. O A. Ho: Ty # 12 O B. HO: 1 = 2 O C. Ho: 1 2 D. Ho: 1 = 12 H1: M1 ST2 H1 : 1 1 # 12 O E. HO: my ZI2 OF. HO: my = 12 b. Conduct the hypothesis test defined in (a), using the 0.01 level of significance. - X Calculate the test statistic. TV vs. VOD ad effectiveness XSTAT = Round to three decimal places as needed.) Made Me Want to Visit the Brand Website Viewing Audience Yes No General TV 26 171 Video on Demand 131 129 Print Done