as.matrix,Response_set-method | R Documentation |
Response_set-class
object into a matrix
This function converts Response_set-class
objects
to a matrix
object.
## S4 method for signature 'Response_set' as.matrix(x, ..., output = "score", ip = NULL)
x |
A |
... |
additional arguments |
output |
Contents of the matrix. The default value is
|
ip |
An |
A matrix of examinee item scores within each row and items in each column.
Emre Gonulates
ip <- generate_ip(n = 15) resp_set <- generate_resp_set(ip = ip, theta = rnorm(30), prop_missing = .5) # Matrix of item scores as.matrix(resp_set) # If the item pool object provided, the column names will have the same # order as the item order in item pool as.matrix(resp_set, ip = ip) # Matrix of raw responses as.matrix(resp_set, output = "raw_response") # Matrix of item order as.matrix(resp_set, output = "order") # Matrix of item ids as.matrix(resp_set, output = "item_id")
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