In the cornfield An agriculture researcher wants to pg 254 compare the yield of 5 corn varieties: A, B, C, D, and
E. The field in which the experiment will be carried
out increases in fertility from north to south. The
researcher therefore divides the field into 25 plots
of equal size, arranged in 5 east-west rows of 5 plots
each, as shown in the diagram.

(c) Use technology or Table D to carry out the random assignment required by your design. Explain your method clearly