# Cohort Analysis ## Definitions * Cohorts are groups of customers who purchased your product(s) within the same month. The goal of this bundle is to uncover which months have been more lucrative for the business * Customer lifetime value (LTV) is a measure of the average customer’s revenue generated over their entire relationship with a company. Learn more [here](https://www.netsuite.com/portal/resource/articles/ecommerce/customer-lifetime-value-clv.shtml). ## Pro Tips * You can sort columns by clicking on the header row *💡1 click = sort descending, 2 clicks = sort ascending, 3 clicks = back to original* * You can drag and drop columns in tables to compare them side by side *💡 Your changes won’t be saved so once you navigate away, the table turns into its default again. Great for screenshots though!*