Studied by 1 personcontrol group
the group that does not receive the new treatment being studied, typically used to see if the new treatment is working correctly
treatment group
receives the treatment where the researchers study the effect, should be similar to control group
randomized
distributed or set up with randomization, there is no particular reason for the selection of groups
bias
having a prejudice judgment towards a topic or person, typically without reason and considered unfair
placebo
neutral but resembles treatment and a substance that is inactive
double blind
the subjects do not know whether they are in treatment or in the control group
confounding
mixed up or confusion, can be used to describe when the treatment and control are different
controlled randomized experiment
an experiment where the participants are randomly selected and placed into the treatment or control group
contemporaneous observational studies
the results of the data is recorded during the time when the experiment is being conducted
studies exposures that are rare and several potential effects of one exposure
historical observational studies
the experiment is being conducted over a long period of time, therefore the results will take longer to compute
individuals are identified based on a common feature that was determined previously
Note
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