Identify Level of Measurement for Variable

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# Identify Level of Measurement for Variable - PowerPoint PPT Presentation

Descriptive Statistic Decision Tree. Identify Level of Measurement for Variable. Ordinal. Nominal. Interval. Ordinal Nominal like. Ordinal Interval like. Percent/ Proportion. Mean Standard Deviation Median Mode Skew.

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Descriptive Statistic Decision Tree

Identify Level of Measurement for Variable

Ordinal

Nominal

Interval

Ordinal

Nominal like

Ordinal

Interval like

Percent/

Proportion

Mean

Standard Deviation

Median

Mode

Skew

Gabriel Aquino, Westfield State University, Department of Sociology, SOCI 204 Research Methods

Determine Causation (Theory based)

(i.e. ID independent and dependent variable)

Independent Variable

Dependent Variable

Statistic to calculate

Identify Level of Measurement for Variable

Nominal

(two categories)

Interval

t-test

Nominal

(Three or more categories

Interval

ANOVA

Interval

Interval

Correlation & Regression

Nominal

Nominal

Χ2

(Chi-Square)

Inferential Statistic Decision Tree

Gabriel Aquino, Westfield State University, Department of Sociology, SOCI 204 Research Methods