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To compare the means of two populations which cannot be assumed to be normally distributed and only ordinal-level data is available from two independent samples, The Mann-Whitney U test should be used instead of the t-test for independent samples..
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A substance or agent that kills germs, especially pathogenic microorganisms.
Sporicide
An agent specifically formulated to kill spores, which are highly resistant forms of bacteria.
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A cleaning process that uses ultrasonic waves in a solution to remove dirt and contaminants from objects.
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Tools or devices designed with precision and care, often used in specialized fields like surgery or laboratory research.
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