Measures of central tendency.

Descripción

Measures of central tendency
Marcela Ortiz
Mapa Mental por Marcela Ortiz, actualizado hace más de 1 año
Marcela Ortiz
Creado por Marcela Ortiz hace más de 1 año
9
0

Resumen del Recurso

Measures of central tendency.
  1. They are values ​​or parameters that represent the entire population.
    1. Media.
      1. Also called average.
        1. It refers to a measure in a sample or in the population, and tries to measure fair equitable, hope.
      2. Quantiles.
        1. Quartiles.
          1. The quartiles are the three values of the variable that divides a sorted data set in four equal parts. Q1, Q2, Q3 determine the values corresponding to 25%, 50% and to 75% of the data. Q2 matches with the median.
            1. Deciles.
              1. The deciles are the nine values ​​that divide the data series into ten equal parts, the deciles give the values ​​corresponding to 10%, at 20% and 90% of the data. D5 matches the median.
          2. Percentiles.
            1. The percentiles are the 99 values ​​that divide the data series by 100 equal parts. The percentiles give the values ​​corresponding to 1%, 2% and 99% of the data.
              1. Quintiles.
                1. A quintile is one fifth of a statistical population sorted from smallest to largest some feature of it. Divide the population into five equal parts, each contains 20% of the data population. There are 4 quintiles that they are denoted by Q1, Q2, Q3, Q4.
          3. Median
            1. It is the central point of a data distribution.
              1. *In ungrouped data the median is calculated by simple observation. *The data must be ordered *If n is odd median is the central data. *Without is even the median is the average of the core data.
            2. Moda.
              1. In a distribution of data, it is the data that is repeated the most, if the data they are not grouped the fashion is calculated by simple observation.
                1. In a distribution they can exist.
                  1. 1 Moda: Unimodal 2 Moda: Bimodal 3 Moda: polymodal
                    1. In the same way in a distribution of data may not exist mode and called AMODAL.
            3. Fuente: Martínez, E. (2020) Estadística. ed. Santiago de los Caballeros: Universidad Abierta para Adultos (UAPA). (pp 126-220). https://elibro-net.bibliotecavirtual.unad.edu.co/es/ereader/unad/175596/?page=221
              Mostrar resumen completo Ocultar resumen completo

              Similar

              PRUEBAS DE ESTADÍSTICA GRADO OCTAVO
              jennydaza28
              Presentaciones en Inglés
              Diego Santos
              Primera a Segunda Guerra Mundial
              jonathanbeltran1
              Esquema resumen de la Prehistoria
              Francisco Ayén
              Países y capitales de América
              Sabina Sosa
              VERB TENSES
              cesartorres721
              FGM-12. MANIFESTACIONES EXTERNAS DE LA DISCIPLINA
              antonio del valle
              LA PRIMERA REVOLUCIÓN INDUSTRIAL
              ROSA MARIA ARRIAGA
              DERECHO PROCESAL CIVIL
              Alfonso Tester
              Historia Psicología Precientífica
              María Angélica Mesa Ramirez
              Clases de Centinela
              Cristian Becerra