I seek an Excel spreadsheet that helps me answer the following question:
Given multiple products with different price points, in an eCommerce website AB test, how do I calculate the appropriate sample size and statistical confidence to properly evaluate changes in revenue per visitor?
Please provide your approach to the problem and the considerations that must be made to reach a mathematically sounds result.
14 freelancers are bidding on average $429 for this job
I am an experienced statistician, and I have developed some similar tools for other customers. In other words, most of the tool you need is already designed and validated.