Figure 3From: Identifying cryptic population structure in multigenerational pedigrees in a Mexican American sampleIndividual and family means of first principal components (PCs) derived from a set of maximally unrelated individuals. Individuals are represented by orange +s, family means by blue triangles, and the overall mean by the red line at 0. Each nonempty column represents the family whose ID is listed on the x-axis.Back to article page