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SPSS introduction CCG, Fall semester 2010 Henrik Lolle. SPSS (or PASW?). Statistical Package for the Social Sciences (SPSS) Between 2009 and 2010 the name was PASW ( Predictive Analytics SoftWare) Statistics. One of the most world wide used statistical programs.
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SPSS (or PASW?) • Statistical Package for the Social Sciences (SPSS) • Between 2009 and 2010 the name was PASW (Predictive Analytics SoftWare) Statistics. • One of the most world wide used statistical programs. • Other comparable statistical programs: SAS and STATA • What about Excel?
Todays Program, part one • Statistical analysis • Univariate and multivariate analysis • Variable measurement • A few words on causality • Statistical tests (or what is a p-value?) • The data set we shall use to day: European Social Survey 2008 • Download of data, the questionnaire, and a variable list • http://www.samf.aau.dk/~lolle/metodeundervisning/CCG/SPSS_Introduction.html • Or: http://www.samf.aau.dk/~lolle/ + click ”Metodeundervisning” ”CCG …” • Short presentation of the different SPSS-windows and functions • Saving the Danish part of the international data set • Short break
Todays Program, part two SPSS workshop: • Data View and Variable View • ”Point-and-click” and SPSS syntax • Univariate analysis on categorical/discrete variables • Univariate analysis on interval scaled contineous variables • Recoding variables and defining variable properties • Filtering the data set • Bivariate and multivariate cross-table analysis • Bivariate and multivariate analysis with an interval scaled dependant variable • Computing new variables • A short look at the full international data set
Univariate analysis on discrete variables Exercise 1 • Generate a frequency table of the variable polintr ”How interested in politics?” • Analyze Descriptive Statistics Frequencies • Generate a bar chart on the variable polintr. • Graphs Legacy Dialogs Bar • Back in the frequency-window, generate the same bar chart while not displaying the frequency table.
Univariate analysis on interval scaled variables Exercice 2 • Generate a histogram on the variable agea ”Age in years” • Graphs Legacy • Dialogs Histogram • Generate some descriptive statistics on the variable agea • Analyze Descriptive Statistics Descriptives