3. Fertilizers A ,B and C are applied to four plots each in 12 identical plots, in which the same variety of wheat was cultivated. The following table gives the yield per plot in quintals. Test...

Extracted text: 3. Fertilizers A ,B and C are applied to four plots each in 12 identical plots, in which the same variety of wheat was cultivated. The following table gives the yield per plot in quintals. Test whether fertilizers significantly difference in their effects at 5% level. (Given that F,, = 4.26) Yield (in Quintals) A 8. 4 6. 7 В 7 5 5 3 C 5 4 4