"ANOVA (two-way ANOVA), two crossed factors, factorial design" "Fry JC: Biological data analysis. A practical approach. Oxford University Press, 1993, p. 43" Yields (tonnes per hectare) of four varieties of wheat at three farms Variety 1 Variety 2 Variety 3 Variety 4 Farm 1 0.327 0.28 0.5 0.51 0.442 0.36 0.471 0.46 Farm 2 0.532 0.526 0.599 0.637 0.516 0.499 0.638 0.455 Farm 3 0.269 0.277 0.308 0.286 0.241 0.328 0.305 0.314 ##### Sheet/List 2 ##### Farm Variety Yield 1 1 0.327 1 1 0.28 1 2 0.5 1 2 0.51 1 3 0.442 1 3 0.36 1 4 0.471 1 4 0.46 2 1 0.532 2 1 0.526 2 2 0.599 2 2 0.637 2 3 0.516 2 3 0.499 2 4 0.638 2 4 0.455 3 1 0.269 3 1 0.277 3 2 0.308 3 2 0.286 3 3 0.241 3 3 0.328 3 4 0.305 3 4 0.314