Source DF
Anova SS Mean Square F Value Pr > F
pH
3 3.82195437
1.27398479
60.62 0.0009
‘N TONG SO (g/l) NGAY 5’
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
4
Error Mean Square
0.021018
Critical Value of t
4.60409
Least Significant
Difference
0.6675
Means with the same letter
are not significantly different.
t Grouping
Mean N pH
A
5.5915 2 6
B
4.3970 2 7
B
4.3580 2 8
C
3.6700 2 5
‘N formol (g/l) NGAY 5’
The ANOVA Procedure
Class Level Information
Class Levels Values
pH
4 5 6 7 8
Number of Observations Read 8
Number of Observations Used 8
‘N formol (g/l) NGAY 5’
The ANOVA Procedure
Dependent Variable: Nformol
Source
DF Sum of Squares Mean Square F Value Pr > F
Model
3
3.77545000
1.25848333
68.49 0.0007
Error
4
0.07350000
0.01837500
Corrected Total
7
3.84895000
‘N formol (g/l) NGAY 9’
The ANOVA Procedure
Dependent Variable: Nformol
Source
DF Sum of Squares Mean Square F Value Pr > F
Model
3
10.42755900
3.47585300
148.37 0.0001
Error
4
0.09370700
0.02342675
Corrected Total
7
10.52126600
R-Square Coeff Var Root MSE Nformol Mean
0.991094 3.039277
0.153058
5.036000
Source DF
Anova SS Mean Square F Value Pr > F
pH
3 10.42755900
3.47585300
148.37 0.0001
‘N formol (g/l) NGAY 9’
The ANOVA Procedure
t Tests (LSD) for Nformol
Note: This test controls the Type I comparisonwise error rate, not the experimentwise error rate.
Alpha
0.01
Error Degrees of Freedom
4
Error Mean Square
0.023427
Critical Value of t
4.60409
Least Significant Difference
0.2999
Means with the same letter
are not significantly different.
t Grouping
Mean N pH
A
6.0850 2 6
A
5.7075 2 7
A
5.6000 2 8
B
2.8350 2 5
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