MEDIA,MEDIANA, MUESTRA
Adriana Sanchez SanchezPráctica o problema14 de Diciembre de 2022
817 Palabras (4 Páginas)123 Visitas
[pic 1]
[pic 2]
1- ENCONTRAR LA MEDIA.
15 – 19 – 29 – 10 – 11 – 3 – 26 – 18 – 8 – 41 – 13
10 – 21 – 21 – 10 – 16 – 19 – 19 – 9 – 19 – 46 – 48
431/22 = 19.59
2- ENCONTRAR LA MEDIANA.
17 – 28 – 11 – 29 – 5 - 17 – 21 – 11 – 4 – 37 – 30
3 – 33 – 61 – 17 – 27 – 31 – 12 – 60 – 63 – 6 – 8
3,4,5,6,8,11,11,12,17,17,17,21,27,28,29,30,31,33,37,60,61,63
38/2 = 19
3- CALCULAR LA MUESTRA.
N | 99,477 |
n |
|
P | 58% |
Q | 42% |
E2 | 6.30% |
Z | 95% |
Z P Q N[pic 3][pic 4]
n = [pic 5]
E2 ( N−1)+Z P Q
n =
.
n =
.
n = [pic 6] n = 120
N | 125,658 |
n |
|
P | 80% |
Q | 20% |
E2 | 4.20% |
Z2 | (2)2 |
n = Z[pic 7]2 P Q ′ [pic 8]
E2
n = [pic 9] n =
.
n = 362.81 n = 363
TABLA DE FRECUENCIA SIMPLE
15-19- 29- 10- 11- 10-21- 21- 10- 16- 2-3- 31- 11- 17- 12- 22- 15- 38- 6- 11- 7- 11-5- 7- 16- 24- 16- 31- 11- 17- 28- 11- 29- 5.
DATO | Fi | F | Fv | % |
2 3 5 6 7 10 11 12 15 16 17 19 21 22 24 28 29 31 38 | 1 1 2 1 2 3 6 1 2 3 2 1 2 1 1 1 2 2 1 35 | 1 2 4 5 7 10 16 17 19 22 24 25 27 28 29 30 32 34 35
| .028 .028 .057 .028 .057 .085 .171 .028 .057 .085 .057 .028 .057 .028 .028 .028 .057 .057 .028 .99 | 2.8 2.8 5.7 2.8 5.7 8.5 1.71 2.8 5.7 8.5 5.7 2.8 5.7 2.8 2.8 2.8 5.7 5.7 2.8 99% |
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