Dependent Variable In A Specific Study example essay topic

383 words
Affiliation motive The need to associate with others and maintain social bonds. Anecdotal evidence Personal stories about specific incidents and experiences. Case study An in-depth investigation of an individual subject. Coefficient of determination The percentage of variation in one variable that can be predicted based on the other variable. Confounding of variables A condition that exists whenever two variables are linked together in a way that makes it difficult to sort out their independent effects. Conservation Piaget's term for the awareness that physical quantities remain constant in spite of changes in their shape or appearance.

Correlation The extent to which two variables are related to each other. Correlation coefficient A numerical index of the degree of relationship between two variables. Data collection techniques Procedures for making empirical observations and measurements. Dependent variable In an experiment, the variable that is thought to be affected by the manipulation of the independent variable. Descriptive statistics Statistics that are used to organize and summarize data. Double-blind procedure A research strategy in which neither subjects nor experimenters know which subjects are in the experimental or control groups.

Empiricism The premise that knowledge should be acquired through observation. Experiment 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. Experimental group The subjects in a study who receive some special treatment in regard to the independent variable. Experimenter bias A phenomenon that occurs when a researcher's expectations or preferences about the outcome of a study influence the results obtained.

Extraneous variables Any variables other than the independent variable that seem likely to influence the dependent variable in a specific study. Hypothesis A tentative statement about the relationship between two or more variables. Independent variable In an experiment, a condition or event that an experimenter varies in order to see its impact on another variable. Inferential statistics Statistics that are used to interpret data and draw conclusions. Journal A periodical that publishes technical and scholarly material, usually in a narrowly defined area of inquiry.

Control group Subjects in a study who do not receive the special treatment given to the experimental group.