iron-anova-dbc

Error(s), warning(s):

The following objects are masked _by_ .GlobalEnv:

    a, b, t

[1] "R version 3.3.2"
[1] "a"
 [1] 10 11  9 10 10 20 19 19 21 21 30 28 32 30 30 40 37 43 40 40
[1] "t"
 [1] "t1" "t1" "t1" "t1" "t1" "t2" "t2" "t2" "t2" "t2" "t3" "t3" "t3" "t3" "t3"
[16] "t4" "t4" "t4" "t4" "t4"
[1] "b"
 [1] "b1" "b2" "b3" "b4" "b5" "b1" "b2" "b3" "b4" "b5" "b1" "b2" "b3" "b4" "b5"
[16] "b1" "b2" "b3" "b4" "b5"
    t  a  b
1  t1 10 b1
2  t1 11 b2
3  t1  9 b3
4  t1 10 b4
5  t1 10 b5
6  t2 20 b1
7  t2 19 b2
8  t2 19 b3
9  t2 21 b4
10 t2 21 b5
11 t3 30 b1
12 t3 28 b2
13 t3 32 b3
14 t3 30 b4
15 t3 30 b5
16 t4 40 b1
17 t4 37 b2
18 t4 43 b3
19 t4 40 b4
20 t4 40 b5

	Bartlett test of homogeneity of variances

data:  a by t
Bartlett's K-squared = 4.5954, df = 3, p-value = 0.2039

            Df Sum Sq Mean Sq F value   Pr(>F)    
t            3   2500   833.3 434.783 1.68e-12 ***
b            4      9     2.2   1.174    0.371    
Residuals   12     23     1.9                     
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
  Tukey multiple comparisons of means
    95% family-wise confidence level

Fit: aov(formula = a ~ t + b)

$t
      diff       lwr      upr p adj
t2-t1   10  7.400445 12.59956 4e-07
t3-t1   20 17.400445 22.59956 0e+00
t4-t1   30 27.400445 32.59956 0e+00
t3-t2   10  7.400445 12.59956 4e-07
t4-t2   20 17.400445 22.59956 0e+00
t4-t3   10  7.400445 12.59956 4e-07

$b
       diff       lwr      upr     p adj
b2-b1 -1.25 -4.370321 1.870321 0.7092750
b3-b1  0.75 -2.370321 3.870321 0.9355918
b4-b1  0.25 -2.870321 3.370321 0.9989202
b5-b1  0.25 -2.870321 3.370321 0.9989202
b3-b2  2.00 -1.120321 5.120321 0.3038797
b4-b2  1.50 -1.620321 4.620321 0.5626990
b5-b2  1.50 -1.620321 4.620321 0.5626990
b4-b3 -0.50 -3.620321 2.620321 0.9846481
b5-b3 -0.50 -3.620321 2.620321 0.9846481
b5-b4  0.00 -3.120321 3.120321 1.0000000

$stats
     [,1] [,2] [,3] [,4]
[1,]   10   19   30   40
[2,]   10   19   30   40
[3,]   10   20   30   40
[4,]   10   21   30   40
[5,]   10   21   30   40

$n
[1] 5 5 5 5

$conf
     [,1]     [,2] [,3] [,4]
[1,]   10 18.58681   30   40
[2,]   10 21.41319   30   40

$out
[1] 11  9 28 32 37 43

$group
[1] 1 1 3 3 4 4

$names
[1] "t1" "t2" "t3" "t4"