Exam 1: The Science of Psychology
The _____ is a manipulated experimental factor and _____ is the outcome.
B
Compare and contrast the three types of research methods (descriptive,correlational,experimental)used by psychologists.
Descriptive research methods involve discovering the basic dimensions of the variables being studied (for example,how often do teens play video games).Observations,interviews,surveys,and case studies are examples of descriptive research methods.Correlational research methods examine the relationships between variables (for example,is video game play associated with aggression?).Correlations inform researchers about the magnitude and direction of association between two variables.However,correlation is not causation.Experimental research methods are useful for establishing causal relationships between variables (for example,does video game play cause aggression?).In an experiment,a researcher manipulates the independent variable and examines the effect on the dependent variable.Participants are randomly assigned to either the control group or experimental group.In sum,these research methods correspond to the major goals of the science of psychology.Descriptive methods allow researchers to describe human behavior,correlational methods allow researchers to predict human behavior,and experimental studies allow researchers to explain human behavior.
According to the text,what can you do to become a better consumer of psychology in everyday life?
B
Describe the four issues that American Psychological Association (APA)guidelines address?
A(n)_____ is a broad idea or closely related set of ideas that attempts to explain observations and to make predictions about future observations.
Dr.Aoki used double-blind procedures in his experiments to reduce the potential for _____.
Which of the following is NOT an example of a descriptive research method?
_____ refers to the degree to which changes in the dependent variable are due to the manipulation of the independent variable.
_____ is considered the "founding father" of modern psychology.
Which of the following statements about correlational research is false?
The _____ approach emphasizes the scientific study of observable behavioral responses and their environmental determinants.
Professor Izadi is interested in the association between sleep and cognitive performance.He surveyed his students about the number of hours they slept the night before the exam and then correlated these scores with their test grades.He found a +.81 correlation between these two variables.What does this result mean?
Dr.Grant is conducting research on stress management.Group A received progressive relaxation training prior to test taking,while Group B received no training.Group A is the _____,while Group B is the _____.
A researcher is conducting an experiment to test the effects of violent video game play on aggression.Which of the following could be the dependent variable in this example?
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