A cat food company wants to know if a new hairball formula food will affect the g
amount of hairballs produced by long haired cats. A study is done with 80 long haired cats. Group A gets the new food. Group B gets regular food. Both groups are given the food for 4 weeks. The amount of hairballs produced in each group is counted. Both groups get the same amount of water, exercise, cage conditions and brushing.
Independent variable:
Constants/controlled variables:
Control group:
What is the hypothesis?
Dependent variable:
Experimental group:
