Package to analyze likert based items.
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Analysis and Visualization of Likert Based Items

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Jason Bryer
Kim Speerschneider

likert is an R package designed to help analyzing and visualizing Likert type items. More information can be optained at Also, the included demo demonstrates many of the features.

Download the 2013 useR! Conference abstract and slides.

Reading Attitude Reading Attitude with Histogram

The latest development version can be downloaded using the devtools package.

if(!require(devtools)) install.packages("devtools")

To get started take a look at the likert demo or from within R:

demo('likert', package='likert')

Or run the Shiny app: