.in an experiment, a scientist wants to see how a certain fertilizer affects the growth of sunflowers. tow groups of 25 identical sunflower are set up. group #1 receives water and light but no fertilizer. group#2 receives all the same conditions,water, and light as group#1, but also the recommended amount of fertilizer.after a month, the scientist has recorded the growth of both groups of sunflowers.
which statements is not correct?
a)the fertilizer was the independent variable
b)group@1 was the control group
c)the dependent variable were the sunlight and water
d)the experimental group was group#2