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Calculates test information at a value of theta given a list of matricies of item parameters for one or more items.
testInfoAtTheta(myItems, theta)
A list of matrices of item parameters of the structure used in simplef
simplef
a number.
anItem <- matrix(c(0,0,0,1,1,1,0,1), nrow = 2, byrow = TRUE) testInfoAtTheta(list(anItem), 0)
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