Chapter 2 Flashcards
What is Science?
Any organized body of knowledge.
What is the Scientific Method?
Method of explanation. Develops & tests theories about how observable facts or events are related.
What is a Theory?
Casual explanation of relationship between observable facts/events.
What is a Hypothesis?
Tentative statement about relationship between facts/events.
What is a Variable?
Characteristic that varies among different individuals or groups.
What is an Independent Variable?
Whatever is hypothesized to be the cause of something. What the experimenter manipulates.
What is a Dependent Variable?
Whatever is hypothesized to be the effect of something. Variable that is measured.
What does Significant mean?
Not likely to have occurred by chance.
What is Correlation?
Significant relationship found in the data.
What is Causation?
Significant relationship variable causes changes in another variable.
What is an Inference?
A casual statement based on data showing a significant relationship.
What is Spurious?
Describing a relationship among facts or events that is not casual but is a product of the fact that both the independent and dependent variables are being caused by a third factor.
What is Deductive Reasoning?
To infer from a general theory to a particular case.
What is Inductive Reasoning?
To observe one phenomenon or series of phenomenon and make general assertions based on that observation.
What is Empirical?
Referring to observable facts and events; what is.