Dataset: blood1.dat Source: K.L.G. Goldsmith, I.M. Lewis (1958). "A Preliminary Investigation of the Blood Groups of the Sad Bondsmen of Northern Somaliland", Man, Vol. 58, pp. 188-190. Description: Blood types by two groups (1=Tumaal/Midgaan, 2=Somalis). Variables/Columns: Group 1 /* 1=Tumaal/Midgaan 2=Somali */ Blood Type 4 /* 1=O, 2=A1, 3=B, 4=A2+A1B+A2B */ Count 7-9