UNIVERSIDAD NACIONAL DEL ALTIPLANO FACULTAD DE ENFERMERIA ESCUELA PROFESIONAL DE ENFERMERIA (UNIVERSIDAD MAYOR DE SAN MARCOS - MAESTRÍA)
ASIGNATURA:
TRABAJO DE ESTADÍSTICA DESCRIPTIVA DISEÑO ESTADÍSTICO DOCENTE: Ing. RONALD MAMANI MAYTA PRESENTADO POR:
LIMA – PERÚ PERÚ 2018
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PARA LOS SIGUIENTES DATOS: a) Elabore el cuadro de distribución de frecuencias y realice su presentación formal. b) Grafique la información más apropiada e interprete los resultados. c) Halle e interprete las medidas de tendencia central posibles.
1. En el mes de agosto del 2018, se realizó una encuesta a una muestra de padres de familia de la IEP 71013 “ Glorioso San Carlos” acerca de su Distrito de procedencia, los
datos son:
CUADRO N° 1 PUNO: DISTRIBUCIÓN PORCENTUAL DEL DISTRITO DE PROCEDENCIA DE LOS PADRES DE LA IEP 71013 “GLORIOSO SAN CARLOS”
Distrito de procedencia Frecuencia
Porcentaje
Porcentaje
Porcentaje
válido
acumulado
PUNO
14
31,1
31,1
31,1
ACORA
12
26,7
26,7
57,8
ILAVE
7
15,6
15,6
73,3
CHUCUITO
6
13,3
13,3
86,7
JULI
6
13,3
13,3
100,0
Total
45
100,0
100,0
MEDIDAS DE TENDENCIA CENTRAL Media
2,51
Mediana
2,00
Moda
1
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GRAFICO N° 1 PUNO: DISTRIBUCIÓN PORCENTUAL DEL DISTRITO DE PROCEDENCIA DE LOS PADRES DE LA IEP 71013 “GLORIOSO SAN CARLOS”
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2. Los siguientes datos representan el estado civil de 20 madres de familia de la IEP Nº 70010 “Gran Unidad Escolar San Escolar San Carlos” de la ciudad de Puno:
Soltera Casada Soltera Divorciada Casada Casada Viuda Soltera Divorciada Soltera Soltera Soltera Casada Soltera Soltera Casada Soltera Soltera Casada Casada.
(Categorizar los datos como 1: Soltera, 2: Casada, 3: Viuda y 4: Divorciada)
CUADRO N° 2 PUNO: DISTRIBUCIÓN PORCENTUAL DEL ESTADO CIVIL DE LOS PADRES DE LA IEP 70010 “GRAN “GR AN UNIDAD ESCOLAR SAN CARLOS”
Estado Civil
Frecuencia Porcentaje
Porcentaje válido
Porcentaje acumulado
Soltero
10
50,0
50,0
50,0
Casada
7
35,0
35,0
85,0
Viuda
1
5,0
5,0
90,0
Divorciado
2
10,0
10,0
100,0
20
100,0
100,0
Total
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GRAFICO N° 2 PUNO: DISTRIBUCIÓN PORCENTUAL DEL ESTADO CIVIL DE LOS PADRES DE LA IEP 70010 “GRAN “GR AN UNIDAD ESCOLAR SAN CARLOS”
Fuente: Elaborado por el ejecutor est ado civil de los padres INTERPRETACIÓN: El presente Cuadro nos presenta el estado de la IEP 70010 “Gran Unidad Escolar San Carlos” estudio que se realizó sobre
una muestra de 20 padres teniendo como resultado que, 10 padres son solteros que hace un 50 % del total, 7 padres son casado haciendo un 35 %, 2 padres son divorciados que hace 10 % y 1 padre es viudo que hace un 5 % del total.
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3. Se realizó una encuesta a 20 docentes de la UNA Puno con la finalidad de identificar la marca de auto que usan, los datos son:
CUADRO N° 3 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE LA PREFERENCIA DE MARCA DE AUTOS POR LOS DOCENTES DE LA UNA PUNO.
Marca de auto
Frecuencia Porcentaje
Porcentaje válido
Porcentaje acumulado
TOYOTA
4
20,0
20,0
20,0
NISSAN
4
20,0
20,0
40,0
HYUNDAI
7
35,0
35,0
75,0
FORD
5
25,0
25,0
100,0
Total
20
100,0
100,0
MEDIDAS DE TENDENCIA CENTRAL Válido
20
Perdidos
0
Media
2,65
Mediana
3,00
Moda
3
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GRAFICO N° 3 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE LA PREFERENCIA DE MARCA DE AUTOS POR LOS DOCENTES DE LA UNA PUNO.
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PARA LOS SIGUIENTES DATOS: a) Elabore el cuadro de distribución de frecuencias completo y realice su presentación formal. b) Grafique la información más apropiada e interprete los resultados. c) Halle e interprete la media, mediana, moda, varianza y desviación estándar.
4. Se realizó una encuesta sobre el número de habitaciones que poseen sus viviendas, a una muestra de 30 padres de familia de la IEP Nº 70005 “Sagrado Corazón de Jesús”, los resultados fueron:
CUADRO N° 4 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE EL NÚMERO DE HABITACIONES QUE POSEE EN SU DOMICILIO CADA PADRES DE FAMILIA DE LA IEP Nº 70005 “SAGRADO CORAZÓN DE JESÚS”.
N° de habitaciones
Frecuencia
Porcentaje
Porcentaje válido
Porcentaje acumulado
1
5
16,7
16,7
16,7
2
8
26,7
26,7
43,3
3
10
33,3
33,3
76,7
4
5
16,7
16,7
93,3
5
2
6,7
6,7
100,0
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GRAFICO N° 4 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE EL NÚMERO DE HABITACIONES QUE POSEE EN SU DOMICILIO CADA PADRES DE FAMILIA DE LA IEP Nº 70005 “SAGRADO CORAZÓN DE JESÚS”.
Fuente: elaborado por el ejecutor.
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5. Se midió la estatura (en metros) de los niños de una clase de la IEP 70023 “Miraflores” y obtuvimos los siguientes resultados:
CUADRO N° 5 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE LA ESTATURA DE LOS NIÑOS DE UNA CLASE DE LA IEP 70023 “MIRAFLORES”
Frecuencia
Porcentaje
Porcentaje válido
Porcentaje acumulado
1,19 - 1,20
1
3,3
3,3
3,3
1,21 - 1,22
8
26,7
26,7
30,0
1,23 - 1,24
3
10,0
10,0
40,0
1,25 - 1,26
5
16,7
16,7
56,7
1,27 - 1,28
7
23,3
23,3
80,0
1,29 - 1,30
6
20,0
20,0
100,0
30
100,0
100,0
Total
MEDIDAS DE TENDENCIA VARIANZA DESVIACIÓN ESTÁNDAR Válido
30
Perdidos
0
Media
3,90
Mediana
4,00
Moda
2
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GRAFICO N° 5 PUNO: DISTRIBUCIÓN PORCENTUAL SOBRE LA ESTATURA DE LOS NIÑOS DE UNA CLASE DE LA IEP 70023 “MIRAFLORES”
Fuente: elaborado por el ejecutor.
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6. Plaza Vea Puno ha recopilado información de las ventas diarias de panetones durante los 31 días del mes de diciembre del 2017, los resultados fueron los siguientes:
CUADRO N° 6 PUNO: PLAZA VEA DISTRIBUCIÓN PORCENTUAL SOBRE VENTA DIARIAS DE PANETONES DURANTE EL MES DE DICIEMBRE”
Venta total de panetones
Frecuencia
Porcentaje
Porcentaje válido
Porcentaje acumulado
500
9
29,0
29,0
29,0
510
4
12,9
12,9
41,9
520
8
25,8
25,8
67,7
530
8
25,8
25,8
93,5
540
2
6,5
6,5
100,0
31
100,0
100,0
Total
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GRAFICO N° 6 PUNO: PLAZA VEA DISTRIBUCIÓN PORCENTUAL SOBRE VENTA DIARIAS DI ARIAS DE PANETONES DURANTE EL MES DE DICIEMBRE”
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Para los siguientes datos: a) Ponga un enunciado adecuado. b) Elabore el cuadro de distribución de frecuencias completo y haga su presentación formal. c) Grafique la información más apropiados e interprete los resultados. d) Halle e interprete la media, mediana, moda, varianza y desviación estándar. e) Halle e interprete el Q1, Q2, D3, D8, P50, P70
7. la empresa de transportes “Fátima” ha recopilado información sobre la cantidad de veces que viaja una persona, desde la ciudad de Juliaca hasta la ciudad de puno durante una semana estudio realizado en una muestra de 80 personas.
CUADRO Nº 7 “F ÁTIMA” DISTRIBUCIÓN PORCENTUAL PUNO: EMPRESA DE TRANSPORTES “FÁTIMA”
SOBRE LAS CANTIDADE DE VECES QUE VIAJA UNA PERSONA DE JULIACA JULI ACA APUNO DURANTE SEMANA” Cantidad de viajes <= 1
Frecuencia
Porcentaje 5
Porcentaje válido 6,3
6,3
Porcentaje acumulado 6,3
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GRAFICO Nº 7 “F ÁTIMA” DISTRIBUCIÓN PORCENTUAL PUNO: EMPRESA DE TRANSPORTES “FÁTIMA”
SOBRE LAS CANTIDADE DE VECES QUE VIAJA UNA PERSONA DE JULIACA APUNO”
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7. la Empresa De Trasporte “Dorada” desea saber el ingreso diario de las 40 unidades vehiculares que posee.
CUADRO Nº 8
Frecuencia
Porcentaje
Porcentaje válido
Porcentaje acumulado
<= 119
1
2,5
2,5
2,5
120 - 133
4
10,0
10,0
12,5
134 - 148
18
45,0
45,0
57,5
149 - 162
11
27,5
27,5
85,0
163 - 176
6
15,0
15,0
100,0
Total
40
100,0
100,0
MEDIDAS DE TENDENCIA VARIANZA DESVIACIÓN ESTÁNDAR Válido
40
Total de datos analizados
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GRAFICO Nº 8