What is google analytics !!!!

What is google analytics !!!!

"Well google analytics is a service provided freely from google just to make Ur blog or website more comprehensive and also to make it more effective by adding webmaster tools and other tools required to make Ur blog or site user friendly".

Well if you ask me what does google does then the answer would be simple you know as google craws in your website and checks from some errors and other things it takes a backup of that very stuff and lets you know,soo that you can rectify them later.
See i have also added it (see bottom of this blog)

It also makes a brief note of the visitor who visited ur blog or website and gives you a brief
idea of the type of visitors from where the visitors have visited ur site or blog and also
shows you the visit keyword used to gain ur website-ipaddress of the website-map overview so as from

1. Which contenient they have visited your traffic source overview,
2. The contents visited over-view and alsofull graphical over view of each and every
3. contentBrowser they used to visit ur site,
4. There connection speed of internet ,
5. And the language they prefer as primary,
6. The country from where they visited,
7. The state from where they visited,
8. The city from where they visitedandAlso the area from where they visited,
9. Source from where they visited ur site so as to know about ur site,
10. You can even organise ur own customised report for ur site,
11. Make ur own campaign to have the details of ur site visits...
12. If "adds" are placed on ur site then it also shows you the money u earned by addsence or addword by google .
13. The type of visitors(new visitor or exiting visitor),
14. The page that they landed on first when viewing ur site
15. The operating system they used while viewing ur site
16. There version of operating system i.e., 32 or 16 bit.
17. There screen resolution i.e., 1280x800,1024x768 etc.,,
18. The flash version installed in the OS.there flash version.
19. The internet connection they use i.e.,mtnl cat b isp ,hathway ip over cable internet access service etc..,the hostname...
20. And also user defined values.

guys post me for any more information..........................