SSDforR (version 1.0)

PEMbelow: PEM below

Description

Percentage of Data Exceeding the Median (PEM). The PEM procedure offers a method to adjust for the influence of outliers in the baseline phase observed in the PND

Usage

PEMbelow(behavior, phaseX, v1, v2)

Arguments

behavior

behavior variable

phaseX

phase variable

v1

first phase letter i.e. "A"

v2

second phase letter i.e. "B"

References

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")
PEMbelow(cry,pcry,"A","B")