What if we decide to give only some female rats caffeine and then we watch to see if those given caffeine couple more often than those not given caffeine. this would correspond to which step in the scientific method?

Scientific method is a method of procedure that has characterized natural science. It is consist of steps namely: make observation, conduct research, form hypothesis, test hypothesis, record data/result, draw conclusion and replicate. Deciding to give only female rat caffeine and see if those given caffeine couple more often than those not given caffeine is an example of testing which is step four of the scientific method.