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Introduction to Research Methods in Political Science:
The POWERMUTT* Project
(for use with SPSS)
*Politically-Oriented Web-Enhanced Research Methods for Undergraduates Topics & Tools
Resources for introductory research methods courses in political science and related disciplines
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BOXPLOTS
From the menu bar, click on “Graphs,” "Legacy Dialogs," and "Boxplot."
To analyze one variable, with a separate boxplot for each value of a categorical variable:
- Click on "Simple" and "Summaries for groups of cases."
- In the left window, select the variable you wish to analyze, and drag and drop it into the first window on the right.
- In the
left window, select the categorical variable and drag and drop it into the second window on the right.
- If you wish to label outliers and extreme cases: in
left window, select the variable whose values you wish to use as labels and drag and drop it into the third window on the right.
To analyze one variable, broken down by two different categorical variables:
- Click on "Clustered" and "Summaries for groups of cases."
- In the left window, select the variable you wish to analyze, and drag and drop it into the first window on the right.
- In the
left window, select the first categorical variable and drag and drop it into the second window on the right.
- In the
left window, select the second categorical variable and drag and drop it into the third window on the right.
- If you wish to label outliers and extreme cases: in
left window, select the variable whose values you wish to use as labels and drag and drop it into the third window on the right.
To compare two or more variables::
- Click on "Simple" and "Summaries of separate variables."
- In the left window, select the variables you wish to analyze, and drag and drop them into the first window on the right.
- If you wish to label outliers and extreme cases: in
left window, select the variable whose values you wish to use as labels and drag and drop it into the second window on the right.
To compare two or more variables, with a separate boxplot for each value of a categorical variable:
- Click on "Clustered" and "Summaries of separate variables."
- In the left window, select the variables you wish to analyze, and drag and drop them into the first window on the right.
- In the
left window, select the categorical variable and drag and drop it into the second window on the right.
- If you wish to label outliers and extreme cases: in
left window, select the variable whose values you wish to use as labels and drag and drop it into the second window on the right.
Click on "OK."
Last updated
April 28, 2013 .
© 2003---2013 John L. Korey. Licensed under a
Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.