Question: Kentrex a maker of game consoles wants to determine whether
Kentrex, a maker of game consoles, wants to determine whether a proposed new advertising campaign will change game players’ perception of its brand. To conduct the test, Kentrex selected a panel of six game players and used an extensive questionnaire to measure brand perception before and after the panel is shown the new campaign through a series of ads. Using the before and after brand perception scores in the table below, and assuming that the appropriate population conditions are satisfied, construct a hypothesis test to test the null hypothesis that there would be no difference in average before and after scores for the populations represented. Use a significance level of 5%.
Relevant QuestionsIn a study of alternative office layouts, Pro World Properties, a large international realty company, chose 12 of its local offices to test the impact of two different layouts on those working in the offices. The offices ...Comstock Manufacturing uses a metal laminating process in its production of lightweight panels used in building commercial jets. The company is considering replacing its primary laminating adhesive with one of two possible ...Refer to Exercise 1 (Jessica’s coffee shop), where the least squares line is ˆy = 660 6.8x. a. Report the SSE and s y. x values. b. Tell what these measures represent. Refer to Exercise 10 (too much information), where the least squares line is 66 6.8x. a. Report the SSE and s y. x values. b. Tell what these measures represent. Compute the r2 and r values for the regression analysis described in Exercise 10 (too much information).
Post your question