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Author*The author of this computation has been verified*
R Software Modulerwasp_twosampletests_mean.wasp
Title produced by softwarePaired and Unpaired Two Samples Tests about the Mean
Date of computationTue, 25 Nov 2014 13:44:06 +0000
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2014/Nov/25/t14169230994q6g8maw3my7meg.htm/, Retrieved Sun, 19 May 2024 16:28:11 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=258689, Retrieved Sun, 19 May 2024 16:28:11 +0000
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Estimated Impact85
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Paired and Unpaired Two Samples Tests about the Mean] [paper] [2014-11-25 13:44:06] [627bde65e5570be47fd7fc8a9f75ea40] [Current]
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Dataseries X:
26	57
51	67
37	43
52	52
58	43
68	84
62	67
56	49
74	70
58	52
51	43
53	56
29	65
54	63
54	57
47	63
68	53
67	57
41	64
45	51
56	58
41	43
53	51
66	53
37	56
51	61
51	39
56	48
37	50
42	35
66	30
34	49
49	61
55	47
49	56
40	50
63	43
56	67
54	62
32	57
67	54
66	48
51	61
55	43
50	44
60	58
56	46
63	66
52	45
59	59
52	38
44	53
60	59
59	58
55	60
55	52
41	34
51	69
52	48
50	58
60	57
29	42
55	64
64	58
40	26
46	61
43	52
51	61
52	52
66	16
61	46
51	56
25	55
46	50
50	60
39	67
58	52
58	55
60	37
62	54
63	72
64	51
38	48
48	50
48	63
47	33
66	67
58	46
44	54
43	61
45	33
60	47
55	69
56	52
43	73
51	51
58	56
64	56
51	66
47	66
59	73
51	58
64	61
52	50
56	54
71	80
50	56
47	56
43	56
63	53
51	47
22	47
59	51
66	35
53	53
54	46
53	67
36	59
76	50
59	47
55	63
58	51
44	55
57	38
57	56
58	50
14	54
53	57
49	49
62	37
30	59
56	46
48	53
55	48
35	62
41	62
45	67
47	50
53	54
53	58
41	63
55	31
55	65
46	57
59	54
39	47
44	57
60	41
57	63
46	56
53	50
54	41
45	56
60	42
47	52
50	44
66	62
60	50
53	66
34	62
58	47
52	60
49	45
63	58
44	51
52	30
60	46
53	51
53	56
52	44
31	42
49	44
61	46
62	50
53	54
56	55
63	59
62	54
66	66
45	55
58	51
53	42
68	63
58	43
58	65
69	67
46	52
64	52
54	69
61	46
69	40
64	70
59	77
51	41
65	51
47	69
58	60
51	45
41	39
64	51
50	51
55	51
59	65
77	51
60	58
64	54
46	52
54	72
56	50
65	65
56	50
56	52
58	59
42	52
69	45
51	70
64	71
	58
	39
	46
	67
	44
	41
	68
	63
	57
	39
	38
	51
	59
	47
	50
	57
	21
	51
	37
	67
	43
	40
	58
	64
	58
	59
	58
	41
	56
	63
	58
	47
	62
	60
	50
	46
	44
	58
	56
	43
	54
	66
	62
	58
	67
	25
	56
	53
	59
	46
	49
	76
	33
	49
	53
	72
	51
	51
	54
	52
	59
	67
	58
	53




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Gwilym Jenkins' @ jenkins.wessa.net
R Framework error message
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.

\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 1 seconds \tabularnewline
R Server & 'Gwilym Jenkins' @ jenkins.wessa.net \tabularnewline
R Framework error message & 
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.
\tabularnewline \hline \end{tabular} %Source: https://freestatistics.org/blog/index.php?pk=258689&T=0

[TABLE]
[ROW][C]Summary of computational transaction[/C][/ROW]
[ROW][C]Raw Input[/C][C]view raw input (R code) [/C][/ROW]
[ROW][C]Raw Output[/C][C]view raw output of R engine [/C][/ROW]
[ROW][C]Computing time[/C][C]1 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Gwilym Jenkins' @ jenkins.wessa.net[/C][/ROW]
[ROW][C]R Framework error message[/C][C]
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.
[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=258689&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=258689&T=0

As an alternative you can also use a QR Code:  

The GUIDs for individual cells are displayed in the table below:

Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Gwilym Jenkins' @ jenkins.wessa.net
R Framework error message
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.







Two Sample t-test (unpaired)
Mean of Sample 152.7473309608541
Mean of Sample 253.7402135231317
t-stat-1.14614124720679
df560
p-value0.252226227310522
H0 value0
Alternativetwo.sided
CI Level0.95
CI[-2.69444340057891,0.708678276023754]
F-test to compare two variances
F-stat0.988181875264525
df280
p-value0.920838640648239
H0 value1
Alternativetwo.sided
CI Level0.95
CI[0.781432372669691,1.2496326652877]

\begin{tabular}{lllllllll}
\hline
Two Sample t-test (unpaired) \tabularnewline
Mean of Sample 1 & 52.7473309608541 \tabularnewline
Mean of Sample 2 & 53.7402135231317 \tabularnewline
t-stat & -1.14614124720679 \tabularnewline
df & 560 \tabularnewline
p-value & 0.252226227310522 \tabularnewline
H0 value & 0 \tabularnewline
Alternative & two.sided \tabularnewline
CI Level & 0.95 \tabularnewline
CI & [-2.69444340057891,0.708678276023754] \tabularnewline
F-test to compare two variances \tabularnewline
F-stat & 0.988181875264525 \tabularnewline
df & 280 \tabularnewline
p-value & 0.920838640648239 \tabularnewline
H0 value & 1 \tabularnewline
Alternative & two.sided \tabularnewline
CI Level & 0.95 \tabularnewline
CI & [0.781432372669691,1.2496326652877] \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=258689&T=1

[TABLE]
[ROW][C]Two Sample t-test (unpaired)[/C][/ROW]
[ROW][C]Mean of Sample 1[/C][C]52.7473309608541[/C][/ROW]
[ROW][C]Mean of Sample 2[/C][C]53.7402135231317[/C][/ROW]
[ROW][C]t-stat[/C][C]-1.14614124720679[/C][/ROW]
[ROW][C]df[/C][C]560[/C][/ROW]
[ROW][C]p-value[/C][C]0.252226227310522[/C][/ROW]
[ROW][C]H0 value[/C][C]0[/C][/ROW]
[ROW][C]Alternative[/C][C]two.sided[/C][/ROW]
[ROW][C]CI Level[/C][C]0.95[/C][/ROW]
[ROW][C]CI[/C][C][-2.69444340057891,0.708678276023754][/C][/ROW]
[ROW][C]F-test to compare two variances[/C][/ROW]
[ROW][C]F-stat[/C][C]0.988181875264525[/C][/ROW]
[ROW][C]df[/C][C]280[/C][/ROW]
[ROW][C]p-value[/C][C]0.920838640648239[/C][/ROW]
[ROW][C]H0 value[/C][C]1[/C][/ROW]
[ROW][C]Alternative[/C][C]two.sided[/C][/ROW]
[ROW][C]CI Level[/C][C]0.95[/C][/ROW]
[ROW][C]CI[/C][C][0.781432372669691,1.2496326652877][/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=258689&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=258689&T=1

As an alternative you can also use a QR Code:  

The GUIDs for individual cells are displayed in the table below:

Two Sample t-test (unpaired)
Mean of Sample 152.7473309608541
Mean of Sample 253.7402135231317
t-stat-1.14614124720679
df560
p-value0.252226227310522
H0 value0
Alternativetwo.sided
CI Level0.95
CI[-2.69444340057891,0.708678276023754]
F-test to compare two variances
F-stat0.988181875264525
df280
p-value0.920838640648239
H0 value1
Alternativetwo.sided
CI Level0.95
CI[0.781432372669691,1.2496326652877]







Welch Two Sample t-test (unpaired)
Mean of Sample 152.7473309608541
Mean of Sample 253.7402135231317
t-stat-1.14614124720679
df559.98021401842
p-value0.252226244598434
H0 value0
Alternativetwo.sided
CI Level0.95
CI[-2.6944435307957,0.708678406240543]

\begin{tabular}{lllllllll}
\hline
Welch Two Sample t-test (unpaired) \tabularnewline
Mean of Sample 1 & 52.7473309608541 \tabularnewline
Mean of Sample 2 & 53.7402135231317 \tabularnewline
t-stat & -1.14614124720679 \tabularnewline
df & 559.98021401842 \tabularnewline
p-value & 0.252226244598434 \tabularnewline
H0 value & 0 \tabularnewline
Alternative & two.sided \tabularnewline
CI Level & 0.95 \tabularnewline
CI & [-2.6944435307957,0.708678406240543] \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=258689&T=2

[TABLE]
[ROW][C]Welch Two Sample t-test (unpaired)[/C][/ROW]
[ROW][C]Mean of Sample 1[/C][C]52.7473309608541[/C][/ROW]
[ROW][C]Mean of Sample 2[/C][C]53.7402135231317[/C][/ROW]
[ROW][C]t-stat[/C][C]-1.14614124720679[/C][/ROW]
[ROW][C]df[/C][C]559.98021401842[/C][/ROW]
[ROW][C]p-value[/C][C]0.252226244598434[/C][/ROW]
[ROW][C]H0 value[/C][C]0[/C][/ROW]
[ROW][C]Alternative[/C][C]two.sided[/C][/ROW]
[ROW][C]CI Level[/C][C]0.95[/C][/ROW]
[ROW][C]CI[/C][C][-2.6944435307957,0.708678406240543][/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=258689&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=258689&T=2

As an alternative you can also use a QR Code:  

The GUIDs for individual cells are displayed in the table below:

Welch Two Sample t-test (unpaired)
Mean of Sample 152.7473309608541
Mean of Sample 253.7402135231317
t-stat-1.14614124720679
df559.98021401842
p-value0.252226244598434
H0 value0
Alternativetwo.sided
CI Level0.95
CI[-2.6944435307957,0.708678406240543]







Wicoxon rank sum test with continuity correction (unpaired)
W38523
p-value0.618791206304579
H0 value0
Alternativetwo.sided
Kolmogorov-Smirnov Test to compare Distributions of two Samples
KS Statistic0.0569395017793594
p-value0.752478418565335
Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples
KS Statistic0.0889679715302491
p-value0.216034319407181

\begin{tabular}{lllllllll}
\hline
Wicoxon rank sum test with continuity correction (unpaired) \tabularnewline
W & 38523 \tabularnewline
p-value & 0.618791206304579 \tabularnewline
H0 value & 0 \tabularnewline
Alternative & two.sided \tabularnewline
Kolmogorov-Smirnov Test to compare Distributions of two Samples \tabularnewline
KS Statistic & 0.0569395017793594 \tabularnewline
p-value & 0.752478418565335 \tabularnewline
Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples \tabularnewline
KS Statistic & 0.0889679715302491 \tabularnewline
p-value & 0.216034319407181 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=258689&T=3

[TABLE]
[ROW][C]Wicoxon rank sum test with continuity correction (unpaired)[/C][/ROW]
[ROW][C]W[/C][C]38523[/C][/ROW]
[ROW][C]p-value[/C][C]0.618791206304579[/C][/ROW]
[ROW][C]H0 value[/C][C]0[/C][/ROW]
[ROW][C]Alternative[/C][C]two.sided[/C][/ROW]
[ROW][C]Kolmogorov-Smirnov Test to compare Distributions of two Samples[/C][/ROW]
[ROW][C]KS Statistic[/C][C]0.0569395017793594[/C][/ROW]
[ROW][C]p-value[/C][C]0.752478418565335[/C][/ROW]
[ROW][C]Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples[/C][/ROW]
[ROW][C]KS Statistic[/C][C]0.0889679715302491[/C][/ROW]
[ROW][C]p-value[/C][C]0.216034319407181[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=258689&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=258689&T=3

As an alternative you can also use a QR Code:  

The GUIDs for individual cells are displayed in the table below:

Wicoxon rank sum test with continuity correction (unpaired)
W38523
p-value0.618791206304579
H0 value0
Alternativetwo.sided
Kolmogorov-Smirnov Test to compare Distributions of two Samples
KS Statistic0.0569395017793594
p-value0.752478418565335
Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples
KS Statistic0.0889679715302491
p-value0.216034319407181



Parameters (Session):
par1 = 1 ; par2 = 2 ; par3 = 0.95 ; par4 = two.sided ; par5 = unpaired ; par6 = 0 ;
Parameters (R input):
par1 = 1 ; par2 = 2 ; par3 = 0.95 ; par4 = two.sided ; par5 = unpaired ; par6 = 0 ;
R code (references can be found in the software module):
par1 <- as.numeric(par1) #column number of first sample
par2 <- as.numeric(par2) #column number of second sample
par3 <- as.numeric(par3) #confidence (= 1 - alpha)
if (par5 == 'unpaired') paired <- FALSE else paired <- TRUE
par6 <- as.numeric(par6) #H0
z <- t(y)
if (par1 == par2) stop('Please, select two different column numbers')
if (par1 < 1) stop('Please, select a column number greater than zero for the first sample')
if (par2 < 1) stop('Please, select a column number greater than zero for the second sample')
if (par1 > length(z[1,])) stop('The column number for the first sample should be smaller')
if (par2 > length(z[1,])) stop('The column number for the second sample should be smaller')
if (par3 <= 0) stop('The confidence level should be larger than zero')
if (par3 >= 1) stop('The confidence level should be smaller than zero')
(r.t <- t.test(z[,par1],z[,par2],var.equal=TRUE,alternative=par4,paired=paired,mu=par6,conf.level=par3))
(v.t <- var.test(z[,par1],z[,par2],conf.level=par3))
(r.w <- t.test(z[,par1],z[,par2],var.equal=FALSE,alternative=par4,paired=paired,mu=par6,conf.level=par3))
(w.t <- wilcox.test(z[,par1],z[,par2],alternative=par4,paired=paired,mu=par6,conf.level=par3))
(ks.t <- ks.test(z[,par1],z[,par2],alternative=par4))
m1 <- mean(z[,par1],na.rm=T)
m2 <- mean(z[,par2],na.rm=T)
mdiff <- m1 - m2
newsam1 <- z[!is.na(z[,par1]),par1]
newsam2 <- z[,par2]+mdiff
newsam2 <- newsam2[!is.na(newsam2)]
(ks1.t <- ks.test(newsam1,newsam2,alternative=par4))
mydf <- data.frame(cbind(z[,par1],z[,par2]))
colnames(mydf) <- c('Variable 1','Variable 2')
bitmap(file='test1.png')
boxplot(mydf, notch=TRUE, ylab='value',main=main)
dev.off()
bitmap(file='test2.png')
qqnorm(z[,par1],main='Normal QQplot - Variable 1')
qqline(z[,par1])
dev.off()
bitmap(file='test3.png')
qqnorm(z[,par2],main='Normal QQplot - Variable 2')
qqline(z[,par2])
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,paste('Two Sample t-test (',par5,')',sep=''),2,TRUE)
a<-table.row.end(a)
if(!paired){
a<-table.row.start(a)
a<-table.element(a,'Mean of Sample 1',header=TRUE)
a<-table.element(a,r.t$estimate[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Mean of Sample 2',header=TRUE)
a<-table.element(a,r.t$estimate[[2]])
a<-table.row.end(a)
} else {
a<-table.row.start(a)
a<-table.element(a,'Difference: Mean1 - Mean2',header=TRUE)
a<-table.element(a,r.t$estimate)
a<-table.row.end(a)
}
a<-table.row.start(a)
a<-table.element(a,'t-stat',header=TRUE)
a<-table.element(a,r.t$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'df',header=TRUE)
a<-table.element(a,r.t$parameter[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,r.t$p.value)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'H0 value',header=TRUE)
a<-table.element(a,r.t$null.value[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Alternative',header=TRUE)
a<-table.element(a,r.t$alternative)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI Level',header=TRUE)
a<-table.element(a,attr(r.t$conf.int,'conf.level'))
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI',header=TRUE)
a<-table.element(a,paste('[',r.t$conf.int[1],',',r.t$conf.int[2],']',sep=''))
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'F-test to compare two variances',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'F-stat',header=TRUE)
a<-table.element(a,v.t$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'df',header=TRUE)
a<-table.element(a,v.t$parameter[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,v.t$p.value)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'H0 value',header=TRUE)
a<-table.element(a,v.t$null.value[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Alternative',header=TRUE)
a<-table.element(a,v.t$alternative)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI Level',header=TRUE)
a<-table.element(a,attr(v.t$conf.int,'conf.level'))
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI',header=TRUE)
a<-table.element(a,paste('[',v.t$conf.int[1],',',v.t$conf.int[2],']',sep=''))
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable.tab')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,paste('Welch Two Sample t-test (',par5,')',sep=''),2,TRUE)
a<-table.row.end(a)
if(!paired){
a<-table.row.start(a)
a<-table.element(a,'Mean of Sample 1',header=TRUE)
a<-table.element(a,r.w$estimate[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Mean of Sample 2',header=TRUE)
a<-table.element(a,r.w$estimate[[2]])
a<-table.row.end(a)
} else {
a<-table.row.start(a)
a<-table.element(a,'Difference: Mean1 - Mean2',header=TRUE)
a<-table.element(a,r.w$estimate)
a<-table.row.end(a)
}
a<-table.row.start(a)
a<-table.element(a,'t-stat',header=TRUE)
a<-table.element(a,r.w$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'df',header=TRUE)
a<-table.element(a,r.w$parameter[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,r.w$p.value)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'H0 value',header=TRUE)
a<-table.element(a,r.w$null.value[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Alternative',header=TRUE)
a<-table.element(a,r.w$alternative)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI Level',header=TRUE)
a<-table.element(a,attr(r.w$conf.int,'conf.level'))
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'CI',header=TRUE)
a<-table.element(a,paste('[',r.w$conf.int[1],',',r.w$conf.int[2],']',sep=''))
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable1.tab')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,paste('Wicoxon rank sum test with continuity correction (',par5,')',sep=''),2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'W',header=TRUE)
a<-table.element(a,w.t$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,w.t$p.value)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'H0 value',header=TRUE)
a<-table.element(a,w.t$null.value[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Alternative',header=TRUE)
a<-table.element(a,w.t$alternative)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Kolmogorov-Smirnov Test to compare Distributions of two Samples',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'KS Statistic',header=TRUE)
a<-table.element(a,ks.t$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,ks.t$p.value)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'KS Statistic',header=TRUE)
a<-table.element(a,ks1.t$statistic[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,ks1.t$p.value)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable2.tab')