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New Course
Concept
Selection Bias
Selection bias
occurs when the
sample collected
is not
representative of the population
intended to be analyzed, leading to skewed or
invalid results
. This bias can significantly affect the
validity of research findings
and can arise from various sources, such as
non-random sampling
, attrition, or
self-selection of participants
.
Relevant Degrees
Science Methodologies 60%
Probability and Statistics 40%
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