47/52 known cases ate at Chipotle - that is very statistically unlikely if it were not the cause, and if it is the exposure that explains the most illness, your hypothesis will be that eating at Chipotle led to becoming unwell.
47/52 known cases ate at Chipotle - that is very statistically unlikely if it were not the cause, and if it is the exposure that explains the most illness, your hypothesis will be that eating at Chipotle led to becoming unwell.