Examlex
When sample data occur in pairs, an advantage of choosing a paired t-test is that it tends to increase the power of a test, as compared to treating each sample independently.
Low-income Groups
Sections of the population that earn significantly less than the average income, often facing economic hardship and limited access to resources.
Hearing Impairment
A partial or total inability to hear; it can vary from slight to profound deafness.
Ableism
Discrimination and social prejudice against people with disabilities, favoring those who are not disabled.
Downward Drift Hypothesis
The assertion that those with mental illnesses, unable to finish their education or secure a job, tend to drift into low-income groups.
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