diffchart: Difference transformation
In SSDforR: Functions to Analyze Single System Data

diffchart

R Documentation

Difference transformation

Description

Produces first difference transformation on any phase.

Usage

diffchart(behavior, phaseX, v1)

Arguments

`behavior`	behavior variable
`phaseX`	phase variable
`v1`	letter for phase to be transformed between quotation marks (e.g., "A")

Author(s)

Charles Auerbach, PhD Wurzweiler School of Social Work Wendy Zeitlin, PhD Montclair State University

References

Auerbach, Charles, and Zeitlin Wendy. SSD for R: An R Package for Analyzing Single-Subject Data. Oxford University Press, 2014. p39, p40, p65-66, p90, p142

Go to www.ssdanalysis.com for more information.

Examples

cry<-c(3, 4, 2, 5, 3, 4, NA, 2, 2, 3, 2, 1, 2, NA, 2, 2, 1, 2, 1, 0, 0, 0)
pcry<-c("A", "A", "A", "A", "A", "A", NA, "B", "B", "B", "B", "B", "B", NA, 
"B1", "B1", "B1", "B1", "B1", "B1", "B1", "B1")
diffchart(cry,pcry,"A")

SSDforR documentation built on Sept. 11, 2024, 8:42 p.m.