Tarea Pc1 Estadistica 2018.docx

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TAREA PC1 ESTADISTICA 2018-2 b) Tabla de frecuencias Y1 Lim.inf 1

Lim.sup

1121.874 10071.87

x.j n.j

f.j

p.j

5596.874 714 0.53 53.36

N.j

F.j

P.j

714 0.53

53.36

2 10071.874 19021.87 14546.874 330 0.25 24.66 1044 0.78

78.03

3 19021.874 27971.87 23496.874 120 0.09

8.97 1164 0.87

87.00

4 27971.874 36921.87 32446.874

60 0.04

4.48 1224 0.91

91.48

5 36921.874 45871.87 41396.874

80 0.06

5.98 1304 0.97

97.46

6 45871.874 54821.87 50346.874

29 0.02

2.17 1333 1.00

99.63

7 54821.874 63771.87 59296.874

5 0.00

0.37 1338 1.00 100.00

Estadísticas descriptivas de Y1 media 13270.42 mediana 9382.03 varianza 146652371.98 desv.est 12110.01 rango 62648.55 RIC 11919.45 CV 91.26 A 0.96 g1 1.51 k 0.18 g2 4.59

400 300 200 100 0

Frecuencia

500

600

700

Histograma de costos médicos facturados en un año

1121.874

19021.874

36921.874

Costos Médicos

54821.874

c) Realice la tabla de distribución de frecuencias y el histograma de la variable X3. Considere 8 intervalos de clase. Lim.inf Lim.sup

x.j n.j

f.j

p.j

64 0.05

N.j

F.j

P.j

1

15.96

20.96 18.46

4.78

64 0.05

4.78

2

20.96

25.96 23.46 253 0.19 18.91

317 0.24

23.69

3

25.96

30.96 28.46 404 0.30 30.19

721 0.54

53.89

4

30.96

35.96 33.46 354 0.26 26.46 1075 0.80

80.34

5

35.96

40.96 38.46 195 0.15 14.57 1270 0.95

94.92

6

40.96

45.96 43.46

52 0.04

3.89 1322 0.99

98.80

7

45.96

50.96 48.46

14 0.01

1.05 1336 1.00

99.85

8

50.96

55.96 53.46

2 0.00

30.66

mediana

30.40

varianza

37.19

desv.est

6.10

0.13

g1

0.28

k

0.27

g2

2.94

200

A

300

19.89

100

CV

8.41

0

RIC

37.17

Frecuencia

rango

Histograma del Índice de masa corporal 400

media

0.15 1338 1.00 100.00

15.96

25.96

35.96

45.96

Índice objetivo de peso corporal (kg/m^2)

55.96

d) Realice la tabla de distribución de frecuencias y un gráfico adecuado para la variable X4 x.j n.j

f.j

p.j

N.j

F.j

P.j

0 574 0.42900 42.900

574 0.4290

42.90

2

1 324 0.24215 24.215

898 0.6712

67.12

3

2 240 0.17937 17.937 1138 0.8505

85.05

4

3 157 0.11734 11.734 1295 0.9679

96.79

5

4

25 0.01868

1.868 1320 0.9865

98.65

6

5

18 0.01345

1.345 1338 1.0000 100.00

0.0

0.1

0.2

fj

0.3

0.4

1

0

1

2

3 xj

4

5

e) Realice la tabla de distribución de frecuencias y un gráfico apropiado para la variable X5 F.j

P.j

no 1064 0.7952 79.52 1064 0.7952

79.52

p.j

N.j

0.6

274 0.2048 20.48 1338 1.0000 100.00

0.4

2 yes

f.j

0.2

1

n.j

0.0

cat

no

yes

f) Calcule todas las estadísticas descriptivas de la variable Y1 para cada nivel de X2. media mediana varianza desv.est rango RIC CV A g1 k g2

female 12569.58 9412.96 123848048.03 11128.70 62162.92 9571.78 88.54 0.85 1.72 0.19 5.71

male 13956.75 9369.62 168247513.20 12971.03 61471.00 14415.18 92.94 1.06 1.33 0.20 3.79

g) Calcule todas las estadísticas descriptivas estudiadas en clase de la variable Y1 para cada valor de X5. no yes media 8434.27 32050.23 mediana 7345.41 34456.35 varianza 35925420.51 133207310.59 desv.est 5993.78 11541.55 rango 35788.73 50940.97 RIC 7378.07 20260.59 CV 71.06 36.01 A 0.54 -0.63 g1 1.53 0.13 k 0.30 0.35 g2 6.12 1.95

0

10000

30000

50000

h) Realice un diagrama de cajas para comparar la distribución de la variable Y1 en cada nivel de X5

no

yes

i) Calcule todas las estadísticas descriptivas estudiadas en clase de la variable Y1 para cada valor de X6. northeast northwest southeast southwest media 13406.38 12417.58 14735.41 12346.94 mediana 10057.65 8965.80 9294.13 8798.59 varianza 126693102.43 122595316.05 195191595.59 133568388.65 desv.est 11255.80 11072.28 13971.10 11557.18 rango 56876.28 58400.06 62648.55 51349.26 RIC 11537.94 9992.01 15098.29 8711.45 CV 83.96 89.17 94.81 93.60 A 0.89 0.94 1.17 0.92 g1 1.48 1.67 1.24 1.67 k 0.20 0.19 0.20 0.13 g2 4.68 5.53 3.48 5.03

0

10000

30000

50000

j) Realice un diagrama de cajas para comparar la distribución de la variable Y1 según X4.

0

1

2

3

4

5

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