The rate of repeaters in this sample was4.93%, that of immigrants or foreign students being approximately 4.61%.The statistical power of the sample n = 758 is 0.98; in the case of regression calculationsa level or error α = 0.05 is allowed and effect size was calculated at p = 0.13.
La potencia estadística de la muestra n = 758 es de 0,98; para los cálculos de la regresión estructural se admite un nivel de error α=0,05 y el tamaño del efecto effectsize p=0,13.