You are managing a large feedlot of cattle. A pharmaceutical company wants you to try a new antibiotic to treat shipping fever in newly arrived cattle. You are currently not using any antibiotic to treat shipping fever in your cattle. The company claims that it is more effective and will save you money using this antibiotic. You will use the same feed, water and conditions of the cattle. You will measure the temperature of the cattle’s fevers to see whether or not the new antibiotic works on treating shipping fever. Identify the following parts of an experiment from the example above:
Independent variable: new antibiotic
Dependent variable:
Constants (controlled variables):
Control group:
Experimental group: