Nothing
data(catcht)
###################################################################
## Analysis of simple randomised trials using Hedges Effect Size ##
###################################################################
output1 <- srtFREQ(Posttest~ Intervention+Prettest,
intervention="Intervention",data=catcht )
ES1 <- output1$ES
###################################################################
## Analysis of simple randomised trials using Hedges Effect Size ##
## with Permutation p-value ##
###################################################################
output2 <- srtFREQ(Posttest~ Intervention+Prettest,
intervention="Intervention",nPerm=1000,data=catcht )
ES2 <- output2$ES
#### Distribution under the null
perm <- output2$Perm
#### Permutation P-value using total variance
obsg <- output2$ES[1]
permPvalue <- ifelse(mean(perm$permES> obsg[1])==0,"<0.001",
mean(perm$permES > obsg[1]) )
permPvalue
## Distribution of ES under H0
hist(perm$permES, breaks=40, col="white", border="blueviolet",
xlab="Distribution Under Null Hypothesis",
main=paste("P(X|NULL)= ",permPvalue,sep=""),
xlim=range(c(perm[,1],obsg),na.rm=TRUE));
abline(v=obsg[1],lwd=2,col=4)
###################################################################
## Analysis of simple randomised trials using Hedges Effect Size ##
## with non-parametric bootstrap CI ##
###################################################################
output3 <- srtFREQ(Posttest~ Intervention+Prettest,
intervention="Intervention",nBoot=1000,data=catcht)
ES3 <- output3$ES
####################################################################
## Analysis of simple randomised trials using Hedges Effect Size. ##
## Schools as fixed effects ##
####################################################################
output4 <- srtFREQ(Posttest~ Intervention+Prettest+as.factor(School),
intervention="Intervention",data=catcht )
ES4 <- output4$ES
###################################################################
## Analysis of simple randomised trials using Hedges Effect Size ##
## with Permutation p-value. Schools as fixed effects ##
###################################################################
output5 <- srtFREQ(Posttest~ Intervention+Prettest,
intervention="Intervention",nPerm=1000,data=catcht )
ES5 <- output5$ES
ES5
####################################################################
## Analysis of simple randomised trials using Hedges Effect Size ##
## with non-parametric bootstrap CI. Schools as fixed effects ##
####################################################################
output6 <- srtFREQ(Posttest~ Intervention+Prettest,
intervention="Intervention",nBoot=1000,data=catcht)
ES6 <- output6$ES
ES6
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.