summaryLevel: Summary on questions

Description Usage Arguments Value Author(s)

Description

Gives the correct percentage, count, mean, standard deviation, minimum, median, maximum, and the number of NA's by different levels.

Usage

1
summaryLevel(QS, QSS, CSS = NULL)

Arguments

QS

a data frame of question scores. First object of the output from function cleanScore.

QSS

a list. First object of the output from function cleanSet: QuestionSet.

CSS

a list. Second object of the output from function cleanSet: ObjectiveSet. Could be NULL.

Value

a list of two or three objects (when CSS is not NULL). The first two objects are the summaries by question, and by question set. The optional third output is the summary by learning outcome.

Author(s)

Xiaoyue Cheng <xycheng@iastate.edu>


introstat/ePort documentation built on May 18, 2019, 5:47 a.m.