Psychological Science - Answers Study of behavior and mental processes scientifically.
Common Sense - Answers Popular wisdom that can lead to errors.
Hindsight Bias - Answers Overestimation of predicting an outcome after it occurs.
Scientific Method - Answers Systematic approach to investigate phenomena using data.
Research Question - Answers Specific inquiry guiding the research process.
Hypothesis - Answers Testable prediction about the relationship between variables.
Operational Definition - Answers Procedures used to measure a variable defined clearly.
Case Study - Answers In-depth analysis of a single subject or group.
Observation - Answers Systematic description and measurement of behavior.
Survey - Answers Collection of responses about thoughts and feelings.
Response Bias - Answers Pattern of inaccurate responses to survey questions.
Random Sampling - Answers Equal chance for everyone to be included in sample.
Correlation - Answers Measures strength and direction of relationship between variables.
Positive Correlation - Answers Both variables increase or decrease together.
Negative Correlation - Answers One variable increases while the other decreases.
Correlation Coefficient - Answers Value indicating strength of correlation, ranging -1 to +1.
Causation - Answers Correlation does not imply one variable causes another.
Experiment - Answers Research design manipulating one variable to observe effects.
Independent Variable (IV) - Answers Variable manipulated by the researcher in an experiment.
Dependent Variable (DV) - Answers Outcome variable measured in response to IV changes.
Experimental Condition - Answers Group receiving treatment or stimulus in an experiment.
Control Condition - Answers Group not receiving treatment, used for comparison.
Confounding Variable - Answers Extraneous variable affecting the results unintentionally.