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For the Kruskal-Wallis test, the test statistic follows a chi-square distribution with degrees of freedom if H₀ is true and:
Fomite
An object or material likely to carry infection, acting as a transmitter.
Tuberculosis
A contagious bacterial infection that primarily affects the lungs but can also impact other parts of the body.
Airborne Transmission
The spread of diseases or pathogens through air particles that can be inhaled by individuals near an infected person.
Droplet Transmission
The spread of infectious agents through respiratory droplets expelled when an infected person coughs, sneezes, or talks.
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