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Erstellt / Aktualisiert 31.05.2016 / 31.10.2018
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Fenster schliessen

population

the full set of cases about which we want to generalize

Fenster schliessen

parameter

a characteristic of the population, usually unknown

Fenster schliessen

sample

a subset of the population

Fenster schliessen

statistic

a characteristic of the sample, usually known

Fenster schliessen

descriptive statistics

numbers that summarise the distribution of values of a variable across a sample

Fenster schliessen

inferential statistics

the use of statistics to make inferences about a larger population based on data collected from a sample

Fenster schliessen

frequencies

the listing of possible values of a variable, together with the number of observations for these values

Fenster schliessen

mode

most frequent value

-> can be more than one, need not be near centre, can't be an outlier by definition