Barnards, which isn't as conservative as Fisher's exact. My understanding is Fisher's would be necessary if the number of positive cases was constrained (not ap

Barnards, which isn't as conservative as Fisher's exact. My understanding is Fisher's would be necessary if the number of positive cases was constrained (not applicable to this kind of work really but e.g. 600 years ago someone had ten eggs and distributed amongst the laypeople and the friars).