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Chapter 1 1.6-8
for test. 2/22
12
Psychology
02/21/2011

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Term
scientific method
Definition
system of gathering data so that bias and error in measurement are reduced,
Term
Hypothesis
Definition
tentative explanation of a phenomenon based on observations.
Term
replicate
Definition
in research, repeating a study or experiment to see if the same results will be obtained in an effort to demonstrate reliability of results
Term
observer effect
Definition
tendency of ppl or animals to behave differently from normal when they know they are being observed
Term
Participant observation
Definition
a naturalistic observation in which the observer becomes a participant in the group being observed.
Term
observer bias
Definition
tendency of observers to see what they expect to see
Term
case study
Definition
study of one individual in great detail
Term
representative sample
Definition
randomly selected sample of subjects from a larger population of subjects.
Term
population
Definition
the entire group of ppl or animals in which the researcher is interested.
Term
naturalistic observation
Definition
observe ppl or animals in natural environment
Term
lab observation
Definition
observe ppl/animals in lab setting
Term
surveys
Definition
ask ?'s about topic researchers are studying via telephone, internet, or a questionaire