Cоmmunity Hоspitаl cоnducted а yeаr-long study to measure the effect of smoking upon the birth weight of a newborn. In 20XX, the following information was collected for each mother and her newborn, who participated in the study. Mother smoked during the pregnancy: Yes No Newborn birth weight (g): _________________________ (g) APGAR score after 1 minute: 0 1 2 3 4 5 6 7 8 9 10 APGAR score after 5 minutes: 0 1 2 3 4 5 6 7 8 9 10 Birth date: _____ / _____ / 2010 Sex of newborn: Male Female The scales of the above variables are: ______________________________________________