Description Usage Arguments Value Author(s) References See Also Examples
View source: R/twosample.cor.test.R
Test of the equality of two correlation coefficients
1 2 | twosample.cor.test(x1, y1, x2, y2, alpha = 0.05,alternative =
c("two.sided", "less", "greater"))
|
x1 |
|
y1 |
|
x2 |
|
y2 |
|
alpha |
significance level of the test |
alternative |
Alternative hypothesis for the test. Either two sided ("two.sided"), one sided to the left ("less") or one sided to the right ("greater"). Default is "two.sided". |
Returns a list:
statistic |
Value of the test statistic |
p.value |
p-value of the test |
Lafaye de Micheaux Pierre <lafaye@unsw.edu.au>, Remy Drouilhet <Remy.Drouilhet@upmf-grenoble.fr>, Liquet Benoit <b.liquet@uq.edu.au>
Chapter 13 (Confidence Intervals and Hypothesis Testing) from the book: The R Software, Fundamentals of Programming and Statistical Analysis
1 2 3 4 5 6 7 |
Loading required package: xtable
Loading required package: RColorBrewer
Loading required package: gdata
sh: 1: cannot create /dev/null: Permission denied
gdata: Unable to locate valid perl interpreter
gdata:
gdata: read.xls() will be unable to read Excel XLS and XLSX files
gdata: unless the 'perl=' argument is used to specify the location of a
gdata: valid perl intrpreter.
gdata:
gdata: (To avoid display of this message in the future, please ensure
gdata: perl is installed and available on the executable search path.)
sh: 1: cannot create /dev/null: Permission denied
gdata: Unable to load perl libaries needed by read.xls()
gdata: to support 'XLX' (Excel 97-2004) files.
gdata: Unable to load perl libaries needed by read.xls()
gdata: to support 'XLSX' (Excel 2007+) files.
gdata: Run the function 'installXLSXsupport()'
gdata: to automatically download and install the perl
gdata: libaries needed to support Excel XLS and XLSX formats.
Attaching package: 'gdata'
The following object is masked from 'package:stats':
nobs
The following object is masked from 'package:utils':
object.size
The following object is masked from 'package:base':
startsWith
Loading required package: IndependenceTests
$statistic
[1] NA
$p.value
[1] NA
Warning message:
In sqrt(1/(n1 - 3) + 1/(n2 - 3)) : NaNs produced
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