ProfessR (version 2.1)

gradeSCAN: Grade a SCANTRON

Description

Grade each row of a matrix which is a record of the scanned anwers from a test.

Usage

gradeSCAN(j, key)

Arguments

j

matrix, scanned answers from the grading center

key

vector, key for grading

Value

• vector of scores

Details

Program sums correct answers and returns the score for each row.