1. CENEVAL, also, wants information to know if the education of the parents influences the score of the exam. Make a joint probability table. Note: Note that only 203 accredited the exam.

Educacion de padres Grupo A Grupo B Grupo C Grupo D Grupo E Total Bachillerato 6 17 13 12 49 Maestria 3 5 3 2 14 Preparatoria 6 14 11 12 46 Secundaria w 13 9 9 35 w - Secundaria Tecnica 5 8 2 6 24 Universidad 4 8 10 12 35 Total 10 27 65 48 53 203Analyze the read and write score, what kind of variable and distribution do you have? Based on the probability for the read and write variable in the following table answer the questions: Rango de Numero de examenes de ura Numero de examenes de escritura puntuacion 99 - 100 80 - 89 148 70 - 79 235 0 60 - 69 251 50 - 59 40 - 49 26 -39 Total 1000 1000