NOTE: This will be updated to a newer model that incorporates Gaussian Mixture Model to the calculation to increase accuracy. This will be more computationally expensive, but will account for the multimodal nature of the White cluster, especially toward southern… Continue Reading →
Earlier estimates of Ashkenazi Jewish IQ (110-115) were largely based on studies that overemphasized verbal IQ while downplaying full-scale IQ comparisons. A more accurate full-scale IQ estimate, which includes verbal, spatial, and mathematical intelligence, places Ashkenazi Jews at around 103-108… Continue Reading →
Below is a strictly scientific overview that brings together the discussion on how to model group membership using PCA and Mahalanobis distance—particularly when populations such as Ashkenazi Jews and Sicilians overlap in low-dimensional plots—and how higher-order principal components can resolve… Continue Reading →
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