Answered: Does Cable Video on Demand (VOD D4 +)…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Transcribed Image Text:Does Cable Video on Demand (VOD D4 +) increase ad effectiveness? A recent VOD study compared general TV and VOD D4 + audiences after viewing a brand ad. Data were collected on whether the viewer indicated that the ad made them want to visit the brand website, with the accompanying results. Complete parts (a) through (c) below. E Click the icon to view the data on ad effectiveness. a. Set up the null and alternative hypotheses to try to determine whether ad impact is stronger following VOD D4 + viewing than following general TV viewing. Let population 1 correspond to VOD D4 + viewers and population 2 correspond general TV viewers. What are the null and alternative hypotheses? VA. Ho: 1 Sa2 H1: > 12 O B. Ho: 1 22 H: <12 OC. Ho: 1 + 2 H: 1 = 12 O D. Ho: 1 = a2 b. Conduct the hypothesis test defined in (a), using the 0.05 level of significance. Calculate the test statistic. ZSTAT = 1.38 - X Ad effectiveness (Type an integer or a decimal. Round to two decimal places as needed.) Use technology to determine the p-value. Made Me Want To Visit The Brand Website p-value = Viewing Audience Yes No (Type an integer or a decimal. Round to three decimal places as needed.) VOD D4 + 404 153 General TV 193 91

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