Test Results Verifier (v1.1)
Check to see if your A:B split test results are valid. Enter the sample size and the response you got and it will tell you if the results can be repeated with 95% confidence.

Data protection laws stipulate I must get permission to store your data and send you emails. So please tick the box.

Yes, please send me the Marketing Tool. I understand that you will store my data but never sell it to third-parties.

For information on this websites privacy practices, please visit my Privacy Notice
I use MailChimp as my marketing platform. By subscribing you acknowledge that your information will be transferred to MailChimp for processing. Learn more about MailChimp's privacy practices here.

Test Size Calculator (v1.1)
Coming Soon. A tool to help you calculate a valid sample size based on your expected response and for different levels of confidence.