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![Page 1: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/1.jpg)
Estadística descriptiva.
Alumno: __Alain cervantes cruz______
Grupo: _2f Fecha: __05/2/2015_
Datos básicos:
Máximo = 1.588
Mínimo= 1.412
Numero de intervalos: 13
Tamaño de intervalo: 0.0136
Intervalos aparentes:
Primer límite inferior debe ser menor que el mínimo Ultimo límite inferior no debe ser mayor al valor máximo Ultimo límite superior no debe ser menos al máximo
![Page 2: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/2.jpg)
Medidas de tendencia central:
Media aritmética:
1.49931067
Moda:
Medida de dispersión:
Rango: 0.176 Max – min (1.588 – 1.412)
Desviación media:
-3.39728e-16
D𝑥 ̅=
moda 2
CLASESFRECUENCIAS
XI FI1.4183 21.4319 101.4455 111.4591 171.4727 361.4863 481.4999 541.5135 461.5271 351.5407 241.5543 121.5679 21.5815 3
mediana 1.4999
CLASESFRECUENCIAS
XI FI1.4183 21.4319 101.4455 111.4591 171.4727 361.4863 481.4999 541.5135 461.5271 351.5407 241.5543 121.5679 21.5815 3
![Page 3: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/3.jpg)
-0.16202133
-0.67410667
-0.59191733
-0.68358133
-0.957984
-0.624512
0.031824
0.652709333
0.972626667
0.993344
0.659872
0.137178667
0.246568
-1.01918E-13
-3.3973E-16Varianza y desviación estándar
0.0131254560.04544198
0.0318514660.0274872610.0254925930.0081253171.87549E-050.00926151
0.0270286470.0411138460.0362859210.009408993
0.02026526
Suma 0.294907006
![Page 4: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/4.jpg)
s 0%s3%
Grafica circular
11%
23% 3
4%4
6%
512%
616%
718%
815%
912%
108%
114%
121%
131%
Fr
1 2 3 4 5 6 7 8 9 10 11 12 13
FR1%3%4%6%
12%16%18%15%12%
8%4%1%1%
![Page 5: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/5.jpg)
Histograma:
1.41831.43191.44551.45911.47271.48631.49991.51351.52711.54071.55431.56791.58150
10
20
30
40
50
60
histograma
XI FI1.4183 21.4319 101.4455 111.4591 171.4727 361.4863 481.4999 541.5135 461.5271 351.5407 241.5543 121.5679 21.5815 3
![Page 6: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/6.jpg)
Grafica de caja y bigote
1.4 1.42 1.44 1.46 1.48 1.5 1.52 1.54 1.56 1.58 1.60
0.5
1
1.5
2
2.5
3
3.5
4
4.5
Chart Title
mínima 1.4183 2 41.4183 4 4
primer cuartil 1.4591 2 31.4591 4 3
mediana 1.4999 2 21.4999 4 2
tercer cuartil 1.5407 21.5407 4
máxima 1.5815 21.5815 4
![Page 7: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/7.jpg)
Grafica de ojiva
1.4183
1.4319
1.4455
1.4591
1.4727
1.4863
1.4999
1.5135
1.5271
1.5407
1.5543
1.5679
1.58150%
20%
40%
60%
80%
100%
120%grafica de ojiva
XI FRA1.4183 1%1.4319 4%1.4455 8%1.4591 13%1.4727 25%1.4863 41%1.4999 59%1.5135 75%1.5271 86%1.5407 94%1.5543 98%1.5679 99%1.5815 100%
![Page 8: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/8.jpg)
Grafica radial:
1.41831.4319
1.4455
1.4591
1.4727
1.4863
1.49991.5135
1.5271
1.5407
1.5543
1.5679
1.5815
0
50
100
Chart Title
XI FI1.4183 21.4319 101.4455 111.4591 171.4727 361.4863 481.4999 541.5135 461.5271 351.5407 241.5543 121.5679 21.5815 3
![Page 9: examen](https://reader036.fdocumento.com/reader036/viewer/2022080216/55c345d4bb61ebd5438b479a/html5/thumbnails/9.jpg)
Interpretación global:
Conclusión:
Al realizar este estudio de pernos nos damos cuenta que mayormente los pernos miden de 1.493 a 1.507 y la varianza que tiene es mínima así que no tendrá mucha diferencia.