Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Jun 4, 2010
To improve your AdWords experience, we're testing a new tool that helps you optimize your account. AdWords Campaign Experiments, or ACE, does this by letting you accurately test and measure changes to your keywords and bids, ad groups and placements.
This video discusses understanding your experiment results and statistical significance.