Web analytics is a generic term for the study of the impact of a website on its users. Web analytics provides information about the number of visitors to a website and the number of page views.
Web analytics is of two types:- Offsite and Onsite web analytics.
Offsite Web Analytics
Offsite Web Analytics refers to web measurement and analysis without considering whether you own or maintain a website. It consists of the website's opportunity, visibility and comments that is happening in the internet as a whole.
Onsite Web Analytics
Onsite Web Analytics consist of measuring a visitor's behaviour on website i.e. drivers and conversions. It measures the performance of your website in a commercial transaction. Most widely used online web analytics service is Google analytics.