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2008 Jul 05
0
extracting values from a "by" function
Hello,
I am trying to extract t and pvalues from a 1000 ttests using the by-function but everythinhg I tried did not work. Unfortunately googling "by" is not very helpful. Any help will be very appreciated.
Cheers,
Danile Stall
*creating a data set
library(MASS)
dataset <- mvrnorm(160, mu, Sigma)
dataset <- as.data.frame(dataset)
dataset$GROUP <- rep(1:10, each=16)
data.uni &l...
2008 Jul 05
0
Problem solved: extracting values from a "by" function
...ot;[[", "statistic")
Cheers, Daniel
----- Original Message -----
To: r-help at r-project.org
Subject: extracting values from a "by" function
Date: Sun, 6 Jul 2008 05:59:04 +0800
Hello,
I am trying to extract t and pvalues from a 1000 ttests using the
by-function but everythinhg I tried did not work. Unfortunately
googling "by" is not very helpful. Any help will be very
appreciated.
Cheers,
Danile Stall
*creating a data set
library(MASS)
dataset <- mvrnorm(160, mu, Sigma)
dataset <- as.data.frame(dataset)
dataset$GROUP <- rep(1:10, each=16)
data.uni &...