Adam M. Enders

The Summated Rating Model and Reliability

• Assignment 1

• Assignment 1 data

• Assignment 1 Answers

• Assignment 1 code

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• Conspiracy Example 

• Conspiracy Example data

• Conspiracy Example code

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Cumulative Scaling

• Assignment 2

• Assignment 2 data

• Assignment 2 Answers

• Assignment 2 code

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• Ideological thinking example

• Ideological thinking data

• Ideological thinking code

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• Government spending data

• Government spending code

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SVD, the Biplot, and Principal Components Analysis

• Assignment 3

• Assignment 3 data

• Assignment 3 Answers

• Assignment 3 code

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Factor Analysis

• Assignment 4

• Assignment 4 data

• Assignment 4 Answers

• Assignment 4 code

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• PCA vs. FA example

• PCA vs. FA data

• PCA vs. FA code

• Cole (2015)

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Multidimensional Scaling

• Assignment 5

• 2008 Thermometer data

• 2012 Thermometer data

• 2016 Thermometer data

• Assignment 5 Answers

• Assignment 5 code

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• Breakfast assignment

• Breakfast data

• Breakfast Answers

• Breakfast code

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