‘N tong so (g/l)’
The ANOVA Procedure
Dependent Variable: Nts
Source
DF Sum of Squares Mean Square F Value Pr > F
Model
4
22.94437960
5.73609490
303.70 <.0001
Error
10
0.18887533
0.01888753
Corrected Total 14
23.13325493
R-Square
Coeff Var Root MSE Nts Mean
0.991835 2.381451
0.137432 5.770933
Source DF
Anova SS Mean Square F Value Pr > F
Ngay
4 22.94437960
5.73609490
303.70 <.0001
‘N tong so (g/l)’
The ANOVA Procedure
t Tests (LSD) for Nts
Note: This test controls the Type I comparisonwise error rate, not the experimentwise error rate.
Alpha
0.01
Error Degrees of Freedom
10
Error Mean Square
0.018888
Critical Value of t
3.16927
Least Significant
Difference
0.3556
Means with the same letter
are not significantly different.
t Grouping
Mean
N Ngay
A
6.8600 3 15
A
6.7840 3 12
A
6.6183 3 9
B
4.7250 3 6
C
3.8673 3 3
‘N formol (g/l)’
The ANOVA Procedure
Class Level Information
Class Levels Values
Means with the same letter
are not significantly different.
t Grouping
Mean N Ngay
C
3.4700 3 6
C
3.0250 3 3
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