TAREA 3.2 Medidas de tendencia central y de posicion

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National University College Online Division Tarea 3.2 Medidas de tendencia central y de posición Marlene Ortiz Torres 18 de septiembre de 2016 STAT 2000
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Medidas de tendencia central y de posición (Valor: 40 puntos) A) A continuación se presenta un conjunto de datos correspondiente a las edades de 25 egresados de NUC (muestra) que fueron entrevistados para una encuesta (Mostrar todo el proceso para llegar al resultado final) (10 pts. c/u): 26, 34, 23, 31, 40, 29, 22, 27, 33, 31, 33, 34, 41, 48, 29, 30, 34, 22, 44, 33, 22, 30, 31, 24, 28 Calcular las medidas a continuación: 1) Media 2) Moda 3) Mediana 4) Q 1 5) Q 3 Media Media es igual a la suma de todos los datos dividido entre el total de datos. 779/25 = 31.16 Moda es igual al dato o los datos que más se repiten. En este conjunto de datos son 4. Moda = 22, 31, 33, 34 Mediana 25+1 = 26 = 13 (posición de la mediana) Mediana = 31 2 2 Q1=P25 = 25x25= 625 = 6.25 = 7 Q1= 27 (posición 7 de conjunto de datos) 100 100 Q3=P75= 75x25 = 1875 = 18.75 = 19 Q3 =34 (posición 19 de conjunto de datos) 100 100
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B) Calcular la media, moda, mediana, primer cuartil, tercer cuartil para los siguientes datos: 115, 210, 119, 215, 222, 199, 258, 248, 210, 196, 201, 189, 114. (Mostrar
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