How to interpret results of an experiment where they are statistically significant during 2 weeks and are not during 2 other weeks?
Hello,
I am analyzing an experiment where test variation had statistically significant results for some outcomes during 2nd and 3rd weeks with a difference of 20-30%, but had insignificant results for the other 2 weeks (1st and 4th) with a difference of ~0%.
How can I address the interpretation of these observations?
What is the appropriate statistical method to choose to check if the difference in o...