“LA DESERTACION ACADEMICA DE LOS ESTUDIANTES DE LA USO” ESTADÍSTICA APLICADA 4.Nivel de ingreso mensual de su circulo familiar CLASES PM F Fa Fr F% Pm f Pm- ` x (Pm- ` x)2 (Pm- ` x)2 * F 0.00 258.00 129.00 20.00 20.00 0.40 40.00 2,580.00 -319.92 102,348.81 2046,976.13 258.00 516.00 387.00 16.00 36.00 0.32 32.00 6,192.00 -61.92 3,834.09 61,345.38 516.00 774.00 645.00 3.00 39.00 0.06 6.00 1,935.00 196.08 38,447.37 115,342.10 774.00 1,032.00 903.00 8.00 47.00 0.16 16.00 7,224.00 454.08 206,188.65 1649,509.17 1,032.00 1,290.00 1,161.00 1.00 48.00 0.02 2.00 1,161.00 712.08 507,057.93 507,057.93 1,290.00 1,548.00 1,419.00 0.00 48.00 0.00 0.00 0.00 970.08 941,055.21 0.00 1,548.00 1,806.00 1,677.00 2.00 50.00 0.04 4.00 3,354.00 1,228.08 1508,180.49 3016,360.97 TOTALES 50.00 288.00 1.00 100.00 22,446.00 3,178.56 3307,112.52 7396,591.68