We’ve made several updates to the Performance Analyzer to help you easily understand your changes in metrics and data over time.
You can now examine any campaign type:
You can choose to include paused campaigns if you want to compare data to timeframes where some campaigns were active and they are now paused. You can also include any campaign experiments for the selected campaigns.
This quick video will show you how to run the data:
We have a long running blog series on how to interpret data changes and what you should be examining when you see various data changes, such as changes to CTR, impressions, impression share, conversions, and so forth. You can see the entire article series here.