Medidas De Tendencia Central

Actividad 1: Medidas de tendencia central. Media | | | | | | |
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No. Renglón | Datos obtenidos de la variable | Frecuencia fi | | | | | | | |
1 | 810 |2 | | | | | | | |
2 | 815 | 2 | | | | | | |
3 | 816 | 1 | | | | | | |
4 | 830 | 3 | | | | | | |
5 | 831 | 1 | | | | | | |
6 | 833 | 2 | | | | | | |
7 |835 | 3 | | | | | | | |
8 | 836 | 2 | | | | | | | |
9 | 837 | 2 | | | | | | | |
10 | 839 | 1 | | | | | | | |
11 | 840 | 3 | | Sustitución: | | | | |
12 |844 | 3 | | (810*2)+(815*2)+(816*1)+(830*3)+(831*1)+(833*2)+(835*3)+(836*2)+(837*2)+ |
13 | 849 | 2 | | | | 48 | | | |
14 | 853 | 2 | | | | | | | |
15 | 856 | 2 | |(839*1)+(840*3)+(844*3)+(849*2)+(853*2)+(856*2)+(858*2)+(860*1)+(869*1)+ |
16 | 858 | 2 | | | | 48 | | | |
17 | 860 | 1 | | | | | | | |
18 | 869 | 1 | |(873*2)+(881*2)+(883*1)+(884*2)+(888*4)+(889*2) | | |
19 | 873 | 2 | | | 48 | | | | |
20 | 881 | 2 | | | | | | | |
21 | 883 | 1 | | 1620+1630+816+2490+831+1666+2505+1672+1674+839+2520+2532+1698+1706+ |
22 | 884 | 2 || | | 48 | | | |
23 | 888 | 4 | | 1712+1716+860+869+1746+1762+883+1768+3552+1778 | | |
24 | 889 | 2 | | | 48 | | | | |
| | N=48 | | 40845 | 850.9375 | | | | |
| | | |48 | | | | | |
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| | | | Media=850.9375 | | | | |
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Actividad 2: Medidas de tendencia central. Mediana | | | | | |
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1. Calcular el rango: R=Xn–X1= 889-810 = 79 | | | | | | |
2.Dividir el rango entre el número de intervalos solicitados: 79/10 = 7.9 = 8 | | | |
3. Se forman los intervalos | | | | | | | |
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No. Renglón | Intervalos de...