plotItemMap | R Documentation |
Creates a plot (ggplot2 object) of item parameter
estimates and abilities on latent trait. Note this is not for
use with rout
files. See the method method plotRout.itemMap
to the generic function plotRout
plotItemMap(mySys, myDims = "D1", ginLabs = "short", abilityType = "PV", ...)
mySys |
An 'ACER ConQuest' system file object created using the conquestr::ConQuestSys function. |
myDims |
A string specifying which specific dimensions should be included. The default is "D1", Specific dimensions are specified by the label "D1" for dimensions 1 etc. |
ginLabs |
A string specifying whether short or long gin labels should be used. Default to "short". |
abilityType |
What kind of person ability estimate should be used? Defaults to plausible values. Alternatively WLE, MLE, EAP. |
... |
Optional arguments, mostly for debugging, e.g., |
A ggplot2 object.
mySys1 <- ConQuestSys()
myItemMap <- plotItemMap(mySys1)
## Not run:
# if you run the above example you will have the plot in the object `myItemMap`.
plot(myItemMap)
## End(Not run)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.