Finally good news has come up for the Analytics and Adsense users of Google. After a couple on months Integration of Analytics and Adsense accounts is rolled out for everyone. Earlier this feature was made available to only selected users by Google. Now this feature is made available for everyone. To integrate your Adsense account to Analytics account just login to your Adsense account and Click on the link which says "Integrate your AdSense account with Google Analytics" on the Reports > Overview tab. Follow the on screen instructions then. Thats it. You are done !.
Linking Adsense to Analytics :
If you are also interested in understanding about how to read the reports check out this video too.
How to Read the Reports :
Under the new "AdSense Revenue" tab You can compare how much of your AdSense revenue is coming from new visitors Vs existing ones, and also can view the revenue based on user language.