You can link your AdSense account to your Analytics account. The benefits of this allows you to see all your reports from one dashboard instead of opening up two tabs, one for AdSense, and one for Analytics.
Another very important benefit I have come across is when you link AdSense to Analytics, you can see which pages are driving revenue. This option is not available from your AdSense account.
Have a look below at the pages I’ve selected and posted that go into detail about Linking your AdSense and Analytics account.
A Collection of Web Pages About Linking Adsense To Analytics