Dante loves taking care of the chickens on his farm. He leeus Grandma todo him that he should feed them corn everyday instead of rice because it
will make them grow fatter.
He decides to do an experiment to test what type of food will make his chickens fatter.
Before the experiment, the chickens weigh an average of 5 pounds. David makes two
groups of chickens. He feeds Group A rice every day, and feeds Group B corn every
day. After one month, David weighs the chickens to see if they gained any weight.
Group A weighs an average of 5 pounds and group B weighs an average of 7 pounds.
1. What is the test variable (independent variable) in this experiment?
2. What is the outcome variable (dependent variable) in this experiment?
3. What variables should Dante maintain constant?
4. What should Dante's conclusion be?