CHAPTER 1b Vocab Flashcards
The need to associate with others and maintain social bonds
Affiliation motive
Personal stories about specific incidents and experiences
Anecdotal evidence
An in-depth investigation of an individual subject
Case study
The percentage of variation in one variable that can be predicted based on the other variable
Coefficient of determination
A condition that exists whenever two variables are linked together in a way that makes it difficult to sort out their independent effects
Confounding of variables
Piaget’s term for the awareness that physical quantities remain constant in spite of changes in their shape or appearances
Conservation
Subjects in a study who do not receive the special treatment given to the experimental group
Control group
The extent to which two variables are related to each other
Correlation
A numerical index of the degree of relationship between two variables
Correlation coefficient
Procedures for making empirical observations and measurements
Data collection techniques
In an experiment, the variable that is thought to be affected by the manipulation of the independent variable
Dependent variable
Statistics that are used to organize and summarize data
Descriptive statistics
A research strategy in which neither subjects nor experimenters know which subjects are in the experimental or control groups
Double blind procedures
The premise that knowledge should be acquired through observation
Empiricism
A research method in which the investigator manipulates a variable under carefully controlled conditions and observes whether any changes occur in a second variable as a result
Experiment
The subjects in a study who receive some special treatment in regard to the independent variable
Experimental group
A phenomenon that occurs when a researcher’s expectations or preferences about the outcome of a study influence the results obtained
Experimenter bias
Any variable other than the independent variable that seem likely to influence the dependent variable in a specific study
Extraneous variables