Starbucks did a test to evaluate the effect of promotions. There were two groups, a control group who did not receive a promotion, and a treatment group who did receive a promotion. There were 7 ...

When testing advertising, for example, one common approach would be to design ... test_results.py: it's a script containing the steps for evaluating our solution on test data.

Coffee giant Starbucks Coffee Co. is running the Frappuccino Happy Hour promotion, a location-based multichannel campaign offering discounts to consumers who express brand loyalty on social networks.

The 12 Star Dash promotion is currently taking place and consumers can participate through Sept. 9. Starbucks is encouraging consumers to join the race and earn 12 stars between Aug. 27 and Sept.

The 1,000 bonus miles promotion is brand new and a welcome addition for travelers. Next, you can enroll for the Starbucks offer here. After enrolling, you must make at least two qualifying ...