Test 1 Ch. 2 Flashcards
Means information is collected via one of our senses, usually sight but also touch, feel, hear, or see the information
Empiricism
This usually takes the form of thoughts, feeling,or behaviors
Data
Statements about observations or data are called
facts
A collection of facts can be used to generate a _____ or an abstract generalization that provides an explanation for the set of facts
Theory
What does a theory need to be in order to be scientific?
falsifiable
What does falsifiable mean?
that there must be a possibility that it can be disproved
Is the Intelligent Design a scientific theory? why or why not?
No, because it is not testable and there is no observation
A theory is used to generate a ________
Hypothesis
A prediction that a certain outcome will occur under a specific set of conduit
Hypothesis
One of which you observe the relation between two variables, usually at a single point in time
correlational study
The value of a correlation can range from ____to ____and are referred to as perfect correlations
-1 to +1
one in which the levels of both variables increase or decrease at the same time
Positive correlation
occurs when the level of one variable increases as the level of the other decreases
Negative Correlation
Results of the participant not being randomly sampled or not being randomly assigned to condition
Selection Bias
to ensure a representative sample, the researcher should do what
Randomly select or do random sample
This ensures that each member of the population has an equal chance o being a participant in the study
Random selection
the experimenter manipulates the independent variable and observes its effects on another the dependent variable this is called the
Experimental Method
This i means that each participant has equal chance of being assigned to each condition
Random assignment
Ex. Is employment harmful to women’s health?
IV: Employment
DV: Health
EX. Does testosterone increase aggression?
IV: Testosterone
DV: Agression