What is mean revenue and how does it help in a split test?Split testing is a method used to compare two or more versions of a web page to see which one performs better. Mean revenue is a metric used to measure the average revenue generated by a particular version of the web page. By measuring the mean revenue, you can determine which version of the page is more successful in generating revenue. This information can be used to make decisions on which version of the page should be used in the future. Additionally, mean revenue can be used to compare different versions of a web page over time to see if changes are having a positive or negative effect on revenue.