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Colleagues, Many of my colleagues come to me for a recommendation for statistical software. Since I am an R user, that's my typical answer. Some colleagues of mine refuse to use it because of its steep learning curve and lack of a GUI. They wanted a statistical software that's free and that had a GUI. I recently learned about JASP. See https://jasp-stats.org/ for more details This may be

Estimados He trabajado en R, pero los cambios a las bases de datos los he hecho en Excel. Quisiera saber como se puede desde el propio R: 1. Anadir Mas casos (filas) 2. Calcular una nueva variable, ejemplo el IMC a partir del peso y la estatura 3. Agrupar edades en grupos (0-10, 11-20 etc.) 4. Ordenar casos (descendente o ascendente) Saludos José