Twelve plots of land are divided randomly into 3 groups. Fertilizers A, B, and C are applied to the three groups respectively. The yields are as follow:
|
A
|
B
|
C
|
|
75
|
74
|
60
|
|
70
|
78
|
64
|
|
66
|
72
|
65
|
|
69
|
68
|
55
|
Calculate the ANOVA table. Test if the three fertilizer equivalent using the following methods: Assume 5% level of significance.
(a) Classical method
(b) P-value.