itemInfoAtTheta | R Documentation |
Calculates item information at a value of theta given a set of item parameters for one item.
itemInfoAtTheta(myItem, theta)
myItem |
A matrix of item parameters of the structure used in |
theta |
A number. |
anItem <- matrix(c(0,0,0,1,1,1,0,1), nrow = 2, byrow = TRUE)
itemInfoAtTheta(anItem, 0)
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