This document contains a table that summarizes the ages of workers at the "Villa Flores" high school preparatory school. The table includes 8 age ranges from 25 to 52 years old, showing the number of workers, cumulative percentage, and other statistical data for each range. It finds that the largest group is ages 28 to 31, making up 25% of workers, and in total 93% of workers are between 25 and 46 years old.

1. GRÁFICA 3.- EDADES DE LOS TRABAJADORES DE LA ESCUELA PREPARATORIA "VILLAFLORES"
Intervalo
No. Años No. fi Fi hi Hi
Lim. Inf. Lim. Sup. Marca Clase
1 25 Mayor 52.00 1 24.99 27.99 26.49 2 2 7% 7%
2 33 Menor 25.00 2 28.00 31.00 29.5 7 9 25% 32%
3 41 Rango 27.00 3 31.01 34.01 32.51 4 13 14% 46%
4 34 Intervalos 10.00 4 34.02 37.02 35.52 5 18 18% 64%
5 38 2.70 5 37.03 40.03 38.53 3 21 11% 75%
6 32 Amplitud 3.00 6 40.04 43.04 41.54 4 25 14% 89%
7 29 Lim. Inf. Inic. 24.99 7 43.05 46.05 44.55 1 26 4% 93%
8 52 Diferencia 0.01 8 46.06 49.06 47.56 0 26 0% 93%
9 37 9 49.07 52.07 50.57 2 28 7% 100%
10 39 10 52.08 55.08 53.58 0 28 0% 100%
11 41 28 100%
12 28
13 30
14 42
15 35
16 36
17 44
18 29
19 33
20 28
21 35
22 40
23 26
24 50
25 42
26 29
27 36
28 28
FUENTE: Elaboración propia