Determinism: Is based on cause and effect relations and lawfulness. Everything can be determined.
Empiricism: Is based on facts, observation, and experimentation. An emperor obserserves from his throne.
Experimentation: Manipulation of variables and taking measurements and collecting data yields answers. When you are experimenting, you are conducting an experiment.
Replication: Experiments can be repeated to check for errors and ensure that data was collected reliably. Replication is the act of repeating an experiment with the SAME results.
Parsimony: The simplest and most logical explanation is often the correct explanation.
Philosophical Doubt: A true scientist maintains doubt and seeks the truth through scientific means.