====== 2 files from Michail =======

summary(rand_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
0.00000 0.04566 0.07053 0.08463 0.10230 1.00000       5
> summary(depr_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
0.00000 0.02942 0.05552 0.07277 0.09864 0.40000      50
>
> boxplot(rand_trans)
> boxplot(depr_trans)
> t.test(rand_trans,depr_trans)

	Welch Two Sample t-test

data:  rand_trans and depr_trans
t = 3.6076, df = 686.737, p-value = 0.0003315
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 0.005401938 0.018303804
sample estimates:
 mean of x  mean of y
0.08462655 0.07277368

> wilcox.test(rand_trans,depr_trans)

	Wilcoxon rank sum test with continuity correction

data:  rand_trans and depr_trans
W = 512318, p-value = 4.006e-07
alternative hypothesis: true location shift is not equal to 0

>
> depr_vertices <- unlist(lapply(graphs, vcount))
> rand_vertices <- unlist(lapply(rand_graphs, vcount))
> summary(depr_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
   0.00   33.25  113.00  270.30  255.50 8399.00
> summary(rand_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
    0.0    87.0   148.0   215.2   245.0  6164.0
> hist(depr_vertices)
> hist(rand_vertices)
> t.test(rand_vertices, depr_vertices)

	Welch Two Sample t-test

data:  rand_vertices and depr_vertices
t = -3.1404, df = 2316.838, p-value = 0.001709
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 -89.58368 -20.71066
sample estimates:
mean of x mean of y
 215.1820  270.3292

> wilcox.test(rand_vertices, depr_vertices)

	Wilcoxon rank sum test with continuity correction

data:  rand_vertices and depr_vertices
W = 1933766, p-value < 2.2e-16
alternative hypothesis: true location shift is not equal to 0

================2 files from Max + 2 files from Michail=============


 summary(rand_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
 0.0000  0.0457  0.0705  0.0846  0.1023  1.0000    1640
> summary(depr_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
 0.0000  0.0266  0.0509  0.0684  0.1009  0.3583     337
>
> boxplot(rand_trans)
> boxplot(depr_trans)
> t.test(rand_trans,depr_trans)

	Welch Two Sample t-test

data:  rand_trans and depr_trans
t = 3.2664, df = 170.699, p-value = 0.001317
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 0.006437736 0.026102837
sample estimates:
 mean of x  mean of y
0.08462655 0.06835626

> wilcox.test(rand_trans,depr_trans)

	Wilcoxon rank sum test with continuity correction

data:  rand_trans and depr_trans
W = 176080, p-value = 4.376e-05
alternative hypothesis: true location shift is not equal to 0

>
> depr_vertices <- unlist(lapply(graphs, vcount))
> rand_vertices <- unlist(lapply(rand_graphs, vcount))
> summary(depr_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
    0.0    32.0   102.0   227.2   223.0  8399.0
> summary(rand_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
      0      29     100     157     199    6164
> hist(depr_vertices)
> hist(rand_vertices)
> t.test(rand_vertices, depr_vertices)

	Welch Two Sample t-test

data:  rand_vertices and depr_vertices
t = -6.9235, df = 5342.465, p-value = 4.924e-12
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 -90.07711 -50.32265
sample estimates:
mean of x mean of y
 156.9526  227.1525

> wilcox.test(rand_vertices, depr_vertices)

	Wilcoxon rank sum test with continuity correction

data:  rand_vertices and depr_vertices
W = 6361158, p-value = 0.04784
alternative hypothesis: true location shift is not equal to 0



=======================2 Max files with fixed users + 2 Michail files===========================

 summary(rand_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
 0.0000  0.0457  0.0705  0.0846  0.1023  1.0000    1640
> summary(depr_trans)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's
 0.0000  0.0266  0.0509  0.0684  0.1009  0.3583     337
>
> boxplot(rand_trans)
> boxplot(depr_trans)
> t.test(rand_trans,depr_trans)

	Welch Two Sample t-test

data:  rand_trans and depr_trans
t = 3.2664, df = 170.699, p-value = 0.001317
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 0.006437736 0.026102837
sample estimates:
 mean of x  mean of y
0.08462655 0.06835626

> wilcox.test(rand_trans,depr_trans)

	Wilcoxon rank sum test with continuity correction

data:  rand_trans and depr_trans
W = 176080, p-value = 4.376e-05
alternative hypothesis: true location shift is not equal to 0

>
> depr_vertices <- unlist(lapply(graphs, vcount))
> rand_vertices <- unlist(lapply(rand_graphs, vcount))
> summary(depr_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
    0.0    32.0   102.0   236.7   223.0  8399.0
> summary(rand_vertices)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max.
      0      29     100     157     199    6164
> hist(depr_vertices)
> hist(rand_vertices)
> t.test(rand_vertices, depr_vertices)

	Welch Two Sample t-test

data:  rand_vertices and depr_vertices
t = -7.5816, df = 5197.853, p-value = 4.018e-14
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 -100.4034  -59.1474
sample estimates:
mean of x mean of y
 156.9526  236.7280

> wilcox.test(rand_vertices, depr_vertices)

	Wilcoxon rank sum test with continuity correction

data:  rand_vertices and depr_vertices
W = 6356554, p-value = 0.04229
alternative hypothesis: true location shift is not equal to 0