SSDforR (version 1.0)

medbelow: Chi-square below median

Description

Chi-square test comparing the frequency of observations below the median in any two phases.

Usage

medbelow(behavior, phaseX, v1, v2)

Arguments

behavior

behavior variable

phaseX

phase variable

v1

letter for first phase i.e "A"

v2

letter for second phase i.e "B"

References

go to www.ssdanalyis.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")
medbelow(cry,pcry,"A","B1")