Differentiate controlled setup from experimental setup?

only difference is the variable doesnt change.....i think =D

were you setup your own experiment

The constant control set up is where you have every thing "normal" to use to compare your experimental set up with the variable to. This has no variables and is always constant. For example if you...

EXPERIMENTAL SET UP involves the set up that will allow you to investigate what you are interested to know. CONTROL SET UP involves a set up that is exactly the same as the experimental, except...