Answer Happy

Exercise 13.17 Algo (Multiple Comparison Procedures) 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 Sum of Squares, Treatment Sum of Squares, Error 9 4 10 2 9 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). × Mean Squares, Treatment The p-value is less than 0.01 What is your conclusion? X Absolute Value Difference (to 1 decimal) X X 4 3 X Mean Squares, Error Calculate the value of the test statistic (to 2 decimals). 1 - ₂ F1 - 3 T2 - T3 2 X 3 Conclude the mean perception scores for the three groups are not all the same b. Using a = 0.05, determine where differences between the mean perception scores occur. Calculate Fisher's LSD value (to 2 decimals). Conclusion Test whether there is a significant difference between the means for marketing managers (1), marketing research specialists (2), and advertising specialists (3). Significant difference V 10 10 9 Significant difference V No significant difference ✓ ✓ M Advertising ◆ Question 3 of 10 ► 9 10 9 8 9 9 Hint(s) Check My Work