Back to History

Fields Changed

Registration

Field Before After
Last Published October 05, 2021 02:46 PM November 01, 2021 09:53 AM
Planned Number of Clusters we do not cluster we cluster on the individual level and plan to have 190 individuals per treatment group
Planned Number of Observations 100 individuals per treatment group 190 individuals/clusters per treatment group
Sample size (or number of clusters) by treatment arms 100 individuals per treatment group 190 individuals/clusters per treatment group
Power calculation: Minimum Detectable Effect Size for Main Outcomes On average over all discounts, the share of subjects choosing the item with the shorter expiration date is 11% (=MDES) higher in the treatment group than in the control group, amounting to a relative difference of 22%.
Back to top