Research & Statistics –
Research Methods, Data
Analysis & Key Concepts
Study Guide
Updated Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, Empirical Approach Research that uses of the scientific method and provides empirical data
Positives: systematic approach that limits the margin of errors
Negatives: People are complex and ever-changing (Never 100% predictable)
Hindsight Bias You believe, after learning an outcome, that one would have foreseen it.
Overconfidence People feel they know more than they actually do
Theory an idea that describes a behavior/s
Hypothesis a testable prediction, often implied by a theory that can be confirmed or refuted
Operational Definitions describe concepts with precise procedures or measures and allows for replication
Independent Variable the variable that is being manipulated in the study
Dependent Variable the variable that is being measured, usually a behavior
Descriptive Research describes relationships
Correlational Research predicts relationships
it never says that one variable causes a change in another because it icannot
determine cause and effect
example: ice cream consumption and murder
Experimental Research determines relationships or finds cause and effect relationships
Population verses Sample _________________ are the people you want to study and _________________
are the people you use in your study
Research Methods, Data
Analysis & Key Concepts
Study Guide
Updated Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, Empirical Approach Research that uses of the scientific method and provides empirical data
Positives: systematic approach that limits the margin of errors
Negatives: People are complex and ever-changing (Never 100% predictable)
Hindsight Bias You believe, after learning an outcome, that one would have foreseen it.
Overconfidence People feel they know more than they actually do
Theory an idea that describes a behavior/s
Hypothesis a testable prediction, often implied by a theory that can be confirmed or refuted
Operational Definitions describe concepts with precise procedures or measures and allows for replication
Independent Variable the variable that is being manipulated in the study
Dependent Variable the variable that is being measured, usually a behavior
Descriptive Research describes relationships
Correlational Research predicts relationships
it never says that one variable causes a change in another because it icannot
determine cause and effect
example: ice cream consumption and murder
Experimental Research determines relationships or finds cause and effect relationships
Population verses Sample _________________ are the people you want to study and _________________
are the people you use in your study
