Answer:
Row related frequencies
twins in family history Twins not in Total
family history
Twins born 8 / 34 = 0.2353 26 / 34= 0.7647 1
single child born :125 / 966 = 0.1294 841 / 966 = 0.8706 1
Explanation:
Given table twins in twins not in
family history family history total
Twins born 8 26 34
single child born 125 841 966
Total 133 867 1000
Row related frequencies
Given table twins in family history Twins not in Total
family history
Twins born 8 / 34 = 0.2353 26 / 34= 0.7647 1
single child born 125 / 966 = 0.1294 841 / 966 = 0.8706 1
Total 0.3647 1.6353