Displaying 3 results from an estimated 3 matches for "day_1".
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day1
2006 Jan 12
1
wilcox.test warnig message p-value where are the zeros in the data?
does anybody know why there are the two warnings in the example above?
Regards Knut
> day_4
[1] 540 1 1 1 1 1 1 300 720 480
> day_1
[1] 438 343 1 475 1 562 500 435 1045 890
> is.vector (day_1)
[1] TRUE
> is.vector (day_4)
[1] TRUE
> wilcox.test(day_4
,day_1,paired=TRUE,alternative="two.sided",exact=TRUE,conf.int=TRUE)
Wilcoxon signed rank test with continuity correction
data: day...
2009 Nov 12
1
How to select the part of column name heads?
Dear R helpers,
Suppose I am reading a csv file as
yd = read.csv("mydata.csv")
The actual data in the mydata.csv file is say for example like this -
Date day_1 days_15 day_30 days_60 days_90 days_180
Nov 11 5 14 1 3 21 8
Nov 10 7 1 3 11 5 14
Nov 09 2 ...
2011 Aug 12
1
sapply to bind columns, with repeat?
...t;numval", paste(rep.name, rep.count, sep="_"))
I would like to generate output that contains in one row, the columns
"id", "elem", "unt", "year", "mo", and "numval". Binded to these
initial columns, I would like only "day_1", "hr_1", "met_1", "dat_1",
"fl1_1", and "fl2_1". Then, in the next row I would like repeated the
initial columns "id", "elem", "unt", "year", "mo", and "numval" and
then binded "...