Examlex
Which of the following creates an obstacle to pursuing freer international trade?
Observers
Individuals who watch, monitor, or record the behavior or data in a study, without intervening or interacting with the subjects.
Coding system
A method or protocol used in research for categorizing, labeling, or encoding information to facilitate analysis.
Systematic observation
A structured method of data collection where the researcher carefully observes and records behavior according to a set of predefined criteria.
Reliability
Refers to the consistency and dependability of a measurement tool or test over time.
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