Dear All:


I do have a binary data set with multiple variables, event = 1 in all
variables. As an example, I attached a data set with 6 variables. The first
column is the grouping variable. Then the next 5 columns are the binary
data for 5 variables.



- Can we compute the confidence interval for the difference between the two
proportions of the event = 1 in both groups (say: G1 – G2) for the 5
variables in one shut.



- I also need to create the Bar plot of individual proportions (both groups
side-by-side) and add the confidence intervals bar for the 5 variables in
one graph.





Example.Data <- read.table(file="F/Example_Data_for_R.csv", header=T,
sep=",")

Example.Data

attach(Example.Data)







#### For example, this is how I use the prop.test() function to get the CI
for p1-p2



x12 <- c(x1, x2)

n12 <- c(n1, n2)

prop.test(x12, n12, conf.level = 0.95)$conf.int



But, I am not sure how to use it for raw data, and for multiple pairs of
data in one shut if possible.



With many thanks in advance

Abou
______________________


*AbouEl-Makarim Aboueissa, PhD*

*Professor, Statistics and Data Science*
*Graduate Coordinator*

*Department of Mathematics and Statistics*
*University of Southern Maine*
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