Mini Task 7.doc - MKF 2121 28581075 ZILING YANG MINI TASK 7 1 For each of the research questions(RQ posed below formulate the null and alternative

Mini Task 7.doc - MKF 2121 28581075 ZILING YANG MINI TASK 7...

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MKF 2121 28581075 ZILING YANG MINI TASK 7 1. For each of the research questions (RQ) posed below, formulate the null and alternative hypothesis and suggest the appropriate statistical test. a. Consumer preferences for Dove soap were obtained on an 11-point Likert scale. The same consumers were then shown a commercial about Dove. After the commercial, preferences forDove were again measured. Is the preference after viewing the commercial different from the preference before?
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