Assignment Score: 72.71% Save Submit Assignment for Grading IS Exercise 13.17 Algo (Multiple Comparison Procedures) Question 4 of 10 > Hint(s) Check My Work In the digital age of marketing, special care must be taken to ensure that programmatic ads appear on websites aligned with a company's strategy, culture, and ethics. For example, in 2017, Nordstrom, Amazon, and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com website). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 10 11 10 12 11 10 10 11 11 a. Use a = 0.05 to test for a significant difference in perception among the three groups. Compute the values identified below (to 2 decimals, if necessary). Sum of Squares, Treatment Sum of Squares, Error Mean Squares, Treatment Mean Squares, Error Calculate the value of the test statistic (to 2 decimals). 0.02 The p-value is less than 0.01 What is your conclusion? Conclude the mean perception scores for the three groups are not all the same V b. Using a = 0.05, determine where differences between the mean perception scores occur