click below
click below
Normal Size Small Size show me how
AP Psych Practice 2
Research Methods
| Question | Answer |
|---|---|
| What is an experiment? | A scientific procedure to make a discovery, test a hypothesis, or demonstrate a known fact. |
| What is an independent variable? | The variable that is manipulated by the researcher; does not depend on another variable. |
| What is the experimental group? | The tested group. |
| What is the control group? | Does not receive the treatment. |
| What is the placebo effect? | When a fake treatment affects a participant the same way the real treatment would, simply because they believe they should be affected in that way. |
| What is a double-blind study? | Neither participant or research are aware of what people are assigned to which group. |
| What is the dependent variable? | Response to the independent variable. |
| What is an operational definition? | A clear, precise, & typically quantifiable definition of the variables; allows for replication. |
| What is the meaning of confound? | A flaw in the study. |
| What is random assignment? | A process to randomly assign participants to either the controlled or experimental group; minimizes bias & increases chance of equal representation. |
| What is a random sample? | Method for choosing participants. |
| What does validity mean? | Accurate results. |
| What does reliability mean? | Same results every time. |
| What is naturalistic observation? | Observing subjects in their natural environment |
| What is correlation? | Identifies relationship between two variables; not causation. |
| What is positive correlation? | Variables vary in the same direction. |
| What is negative correlation? | Variables vary in the opposite direction. |
| What is a case study? | Studies one person, usually in great detail. |
| What is the mean? | The average number. |
| What is the median? | The middle number. |
| What is the mode? | The number that occurs most often. |
| What are inferential statistics? | They establishes significance. |
| What are the ethical guidelines? | Confidentially, informed consent, debriefing, & deception must be warranted. |