One major challenge for statisticians and researchers is to distinguish the "signal" (treatment effect) from the "noise" (effect due to random chance). Complete the table provided, and then label whether it is:
Treatmrnt to prevent mease
Response vaccinated Not vaciated
Mealse 36 91
NO Mealse 121 63
Colum total in each group
precent with measles (marginal total )
