Test score data for kindergarten and first grade children were subjected to several forms of multivariate analysis. First, all fall and spring kindergarten data were factor analyzed to reduce the test scores to the least number of dimensions possible. General ability factors corresponding to the expected test dimensions were obtained in all…

Two samples of 50 kindergarten children each were tested for IQ, reading and arithmetic achievement, and rated by teachers for social and academic competence. The children were tested again in third grade for reading, spelling, and arithmetic achievement, and rated for classroom coping behaviors. In addition, one kindergarten sample was rated for…