Particulate Matter Varies in Size, and the Size Determines the Site

question 2

Multiple Choice

Particulate matter varies in size, and the size determines the site of the deposition in the respiratory system. The nursing student is taught that this means:

• A)The larger the particulate, the more hazardous.
• B)The smaller the particulate, the more hazardous.
• C)The size of the particulate is not important.
• D)The lungs and dust masks can take care of the particulates.

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Definitions:

Factorial ANOVA

A statistical method for comparing the means of multiple groups across two or more independent variables.

Univariate

Describes analyses conducted with a single variable to describe its distribution, central tendency, and variability.

ANOVA Table

A structured presentation of variance analysis that includes source, degrees of freedom, sum of squares, mean square, and F value.

Independent Variables

Variables in an experiment or statistical model that are manipulated or categorized to examine their effect on the dependent variables without being influenced by other variables in the study.