Problem:
We want to evaluate a dog owners' reactions to a new dog food product formulation that contains more vegetables.
We bring dogs into a lab setting-a kennel-like structure where the dogs are in a no-light setting. The bowl of a small amount of food slides through a small slot door into the dog's holding area. Each dog receives two bowls 4 hours apart, one with the greater vegetable content and one with the original content, where the order is randomized. Speed to first bite is measured as well as the time to consume the full food amount. The dogs are removed from the holding area for exercise and play between bowls. The sample contains 12 different breeds and sizes of dogs.
In this food experiment, the researcher is concerned that the shape of the food or its color might influence the dog's receptivity to the food. In this example, using a lab setting is an? Need Assignment Help?
a) Treatment level
b) Independent variable
c) Control
d) Dependent variable
e) Treatment