[let me know if Servlets does not seem the proper repository for this]
The study selection in the research pool seems to have a bug. For some reason, studies that ask for participants who did not complete at least one of a list of studies, get many more participants than other studies.
(This was found by accident. The researcher wanted to include only participants who did not start or complete a few studies, but used 'or' instead of 'and' in the list of studies).
[let me know if Servlets does not seem the proper repository for this] The study selection in the research pool seems to have a bug. For some reason, studies that ask for participants who did not complete at least one of a list of studies, get many more participants than other studies.
(This was found by accident. The researcher wanted to include only participants who did not start or complete a few studies, but used 'or' instead of 'and' in the list of studies).