The cohort analysis tool can help to dig in deeper which traffic and page views don't allow. The cohort is grouping because of similarities. It's perfect for finding certain things at a glance. But the website keeps changing very often. When those changes happen, it's important to put these metrics in context. Cohort helps by layering on a filter to add context to the data you're looking at. By viewing those segments, one can produce more accurate findings. Also, cohort sorts the data in every way possible. There is a list of factors, one can analyze using this tool. Cohort analysis allow you to view data by segments of people, helps determine changes and facilitates comparison so that the strategy can be set accordingly. Read more at: https://blog.kissmetrics.com/cohort-analysis-google-analytics/