What is the independent variable, dependent variable, and control group of the sentence "One tank of gold fish is fed the normal
amount of food once a day. A second tank is fed twice a day. A third tank is fed four times a day uring a six week study. The fish's weight is recorded daily.
The independent variable is the food and the weight is the dependent variable. The control group is the first group of fish in the sentence.
Explanation:
The independent variable doesn't depend on other factors. So food doesn't depend on anything. The dependent variable depends on other factors. The fishes weight depends on the food.