readSCANTRON {ProfessR} | R Documentation |
Read Scantron
Description
Read UNC scantron
Usage
readSCANTRON(fn = "t9543b.raw.csv", nq = 50, istart = 6)
Arguments
fn |
character, name of digital file with raw scores |
nq |
integer, Number of questions to read |
istart |
integer, start of column for first question |
Details
The data is scanned by machine. If a student marks on the exam past the correct number of questions, the machine assumes there are legitimate repsonses beyond the key.
Value
list:
Nstudents |
number of students |
Nquestions |
number of questions |
Nams |
names of students |
ids |
Ids of students |
studans |
matrix, student answers |
key |
key for grading |
Author(s)
Jonathan M. Lees<jonathan.lees@unc.edu>
Examples
## Not run:
datadir = "./DATA"
rawfn1 = paste(datadir,'t6200a.raw.csv', sep="/")
B1 = readSCANTRON(rawfn1)
## End(Not run)
[Package ProfessR version 2.4-3 Index]