report: Report the Responses

In fsia: Import and Analysis of OMR Data from FormScanner

Description

This function produces a graphic with the responses given by one or a few subjects and shows the correct ones.

Usage

report(obj, columns, whichid, grid = TRUE, main = "", las = 0, itemlab = NULL, 
  weights = FALSE)

Arguments

obj	An object containing the data imported by function read.formscanner, the key added by function addkey and/or weights added by function addweights.
columns	A vector containing which columns to use. Columns can be specified by name or number.
whichid	A vector containing the values of variable id that are shown on the graph.
grid	logical; if TRUE horizontal lines are drown on the graph.
main	an overall title for the plot.
las	numeric in 0,1,2,3; the style of axis labels (see par).
itemlab	labels of the items.
weights	logical. If TRUE the weights are displayed.

Details

Correct responses are colored green, wrong responses are colored red.

Author(s)

Michela Battauz

See Also

read.formscanner

Examples

data(test)
data(key)
data(weights)
data(weights_multiple)

testk <- addkey(test, keydata = key)
testw <- addweights(testk, weightsdata = weights)
testwm <- addweights(test, weightsdata = weights_multiple)

par(mfrow = c(1, 2))
report(obj = testk, col = 2:11, whichid = c("102344", "245784"))
report(obj = testw, col = 2:11, whichid = c("102344", "245784"), weights = TRUE)
par(mfrow = c(1, 1))
report(obj = testwm, col = 2:11, whichid = c("102344", "245784"), weights = TRUE)

fsia documentation built on May 2, 2019, 5:42 a.m.