Question

2g - variable lc
possible points 1.11
a cow was given a growth hormone and then compared to another cow that was not given a growth hormone. both cows were weighed at 2 years. what is the independent variable?
weight of cow at 2 years old
type of cow
receiving the growth hormone or not
not getting the growth hormone

Explanation:

In an experiment, the independent variable is the factor that is deliberately changed or manipulated by the researcher. Here, the researcher gives a growth - hormone to one cow and not to the other. So, the factor being manipulated is the administration of the growth hormone.

Answer:

Receiving the growth hormone or not