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26 Cards in this Set

  • Front
  • Back
educated guess
organized system of assumptions and principles that tries to explain a set of circumstances and their interrelationships
The act or process of duplicating or reproducing something
a sampling, or partial collection, of facts, figures, or opinions taken and used to approximate or indicate what a complete collection and analysis might reveal
The set of individuals, items, or data from which a statistical sample is taken
a small part of anything or one of a number, intended to show the quality, style, or nature of the whole; specimen
stratified sample
the population is divided into groups and a random sample is taken from each group
volunteer bias
willingness to give up info more easily than other powers, more spare time - therefore the responses from them may skew the results of the study
case study
in-depth investigation of individual or small group to make generalizations about broader population
longitudinal method
participants observed and studied over a long time to see how people change over time
cross-sectional method
compare differences and similarities among people in different groups at one time
naturalistic observation
observe behavior of people or animals in natural habitats
laboratory observation
participants observed in a laboratory setting
measure of how closely one thing is related to another - the stronger the correlation between things, the more closely they are related.
positive correlation
as one thing being measured goes up, so does the other
facotrs that can vary or change
negative correlation
as one thing being studied goes up, the other goes down
independent variable
the factor researchers manipulate/control so they can determine its effect
dependent variable
depends on the independent variable
experimental group
receive special or different treatment
control group
do not receive special or different treatment
a substnace or treatment that has no effect apart from a person's belief in it
testing method of observation
using several types of tests to measure various parts of human behavior - interests, abilities, personality
method used to answer questions about cause and effect in an experiment
standards for proper and responsible behavior
privacy to ensure a more complete disclosrure of true information and feelings