Корично изображение Електронна книга

Central tendency and variability /

Using a clear, expository style that builds from simple to more complex topics, Weisberg explains how to measure the centre and variation on a single variable.

Основен автор: Weisberg, Herbert F.
Формат: Електронна книга
Език: English
Публикувано: Newbury Park, California : Sage Publications, ℗♭1992.
Серия: Quantitative applications in the social sciences ; 07-083.
Предмети:
Social sciences > Methodology.
Social sciences > Statistical methods.
Sciences sociales > Methodes statistiques.
Sciences sociales > Methodologie.
SOCIAL SCIENCE > Methodology.
Centrale tendentie.
Estatistica aplicada as ciencias sociais.
Mittelwert.
Sozialwissenschaften.
Statistik.
Social sciences > Statistical mathematics
Electronic books.
Онлайн достъп: http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=24701
Подобни документи: Print version:: Central tendency and variability.
Съдържание:
  • Introduction
  • Measuring center and spread
  • Evaluating measures of center and spread
  • 2. Levels of measurement
  • Nominal scales
  • Ordinal scales
  • Metric scales
  • Dichotomous variables
  • Categorization rules
  • Appendix: summation notation
  • 3. Measures of center
  • Mode
  • Median
  • Mean
  • Discussion
  • Other order-based measures of center
  • Other means
  • 4. Measures of spread
  • Standard deviation and other deviation-based measures of spread
  • Uses of variance
  • Order-based measures of spread
  • Frequency-based measures of spread
  • Discussion
  • 5. Center and spread in samples
  • Sampling distributions
  • Statistical inference
  • Appendix: technical properties of estimators.

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