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 6 10 6 5 10 7 4 9 6 5 9 5 6 10 6 4 9 6 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). The P-value is: What is your conclusion? b. Using a = 0.05 , determine where differences between the mean perception scores occur. Calculate Fisher's LSD value (to 2 decimals). Test whether there is a significant difference between the means for marketing managers (1), marketing research specialists (2), and advertising specialists (3). xbar 1 - xbar 2 absolute value to 1 decimal xbar 1 - xbar 3 absolute value to 1 decimal xbar 2 - xbar 3 absolute value to 1 decimal
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 |
| 6 | 10 | 6 |
| 5 | 10 | 7 |
| 4 | 9 | 6 |
| 5 | 9 | 5 |
| 6 | 10 | 6 |
| 4 | 9 | 6 |
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).
The P-value is:
What is your conclusion?
b. Using a = 0.05 , determine where differences between the mean perception scores occur.
Calculate Fisher's LSD value (to 2 decimals).
Test whether there is a significant difference between the means for marketing managers (1), marketing research specialists (2), and advertising specialists (3).
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