Displaying 2 results from an estimated 2 matches for "xydat".
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mydat
2012 Jul 12
1
permutation test on paired samples
...ernative = "greater")
perm.test(y,x,paired = TRUE,exact = TRUE,alternative = "greater")
Then I wanted to use the package 'coin':
require("coin")
x <- c(1.83,0.50,1.62,2.48,1.68,1.88,1.55,3.06,1.30)
y <- c(0.878,0.647,0.598,2.05,1.06,1.29,1.06,3.14,1.29)
xydat <- data.frame(y = c(y,x),x = gl(2,length(x)),block = factor(rep(1:length(x),2)))
wilcoxsign_test(y ~ x | block,data = xydat,alternative = "greater",distribution = exact())
oneway_test(y ~ x | block,data = xydat,alternative = "greater",distribution = exact())
While the result...
2007 Sep 24
2
calculating/plotting error ellipses
hello,
sorry for posting what may be a simple question:
i do have a matrix of coordinates (positional judgments, see below) and
now want to calculate and plot the corresponding error ellipse.
can anyone help me with the exact steps/syntax?
> xyDat
X Y
1 -0.49 -2.13
2 0.91 0.48
3 0.20 -2.80
4 -0.76 -3.23
5 -0.36 2.50
6 1.38 1.24
7 -1.73 -2.14
8 -0.28 -1.97
9 -2.65 0.91
10 -2.03 0.92
11 0.40 -1.54
12 -1.40 2.39
thank you very much in advance....