Examlex
Reinforcement theories of drug use and abuse focus:
Researcher
An individual who systematically investigates and studies materials and sources to establish facts and reach new conclusions.
Online Experiments
Research studies conducted over the internet, allowing for the collection of data from a wide and diverse group of participants.
Causality
The relationship between cause and effect, where one variable is demonstrated to directly cause a change in another variable.
Attrition
The loss of participants from a study over time, which can impact the validity of research outcomes.
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