Displaying 3 results from an estimated 3 matches for "patno".
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partno
2011 Mar 01
1
Pairwise T-Tests and Dunnett's Test (possibly using multcomp)
...2 140 HI 21
142 HI 16 146 HI 33
150 HI 21 151 HI 17
102 PB 22 107 PB 26
108 PB 29 114 PB 19
115 PB . 117 PB 33
118 PB 37 122 PB 25
126 PB 28 129 PB 26
132 PB . 133 PB 31
134 PB 27 139 PB 30
144 PB 25 145 PB 22
147 PB 36 149 PB 32
")
gad <- data.frame(scan(connection,
list(patno=0,dosegrp="",hama=0),na.strings="."))
gad
#### Summary Statistics ####
summaryfn <- function(x) data.frame(
mean=mean(x,na.rm=T),std.dev=sd(x,na.rm=T),n=sum(!is.na(x)))
by(gad$hama,gad$dosegrp,summaryfn)
#### ANOVA ####
model1 <- aov(hama~dosegrp,data=gad)
s...
2010 Dec 22
1
Seeking feedback on my first attempt at R programming
...56 2.67 124 A 2.66 3.76
102 P 3.01 3.90 104 P 2.24 3.01 105 P 2.25 2.47
107 P 1.65 1.99 111 P 1.95 <NA> 112 P 3.05 3.26
114 P 2.75 2.55 115 P 1.60 2.20 117 P 2.77 2.56
119 P 2.06 2.90 122 P 1.71 <NA> 123 P 3.54 2.92
")
fev <- data.frame(scan(connection,
list(patno = 0, trtgrp = "", fev0 = 0, fev6 = 0), na.strings="<NA>"))
fev <- within(fev,trtgrp <- factor(trtgrp, labels = c("ABC-123","Placebo")))
fev <- within(fev,chg <- fev6 - fev0)
summaryfn <- function(x)
data.frame(n=sum(complete.cases(x)...
2008 Sep 29
1
describe function in package Hmisc and function format.dates in chron (PR#13087)
...rom package:survival :
Surv,
survfit
The following object(s) are masked from package:Hmisc :
.R.,
.SV4.
Warning message:
package 'Design' was built under R version 2.7.2
> prostate NOTE THAT DATA SET prostate exists
patno stage rx dtime status age wt
pf hx sbp dbp ekg hg sz
1 1 3 0.2 mg estrogen 72 alive 75 76
normal activity 0 15 9 heart strain 13.798828 2...