Which of the Following Practices in the Home Is Most

question 12

Multiple Choice

Which of the following practices in the home is most crucial?

• A) Using good handwashing procedures
• B) Obtaining a puncture-resistant container for family to use for needles
• C) Putting all contaminated material directly into a trash bag
• D) Washing all surfaces with disinfectant

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Definitions:

Confounding Variables

External factors that can influence both the dependent and independent variables, potentially biasing the results of a study.

Independent And Dependent Variables

In experimental research, the independent variable is the factor that is manipulated to see its effect on the dependent variable, which is the outcome being measured.

Ratio Level

A measurement scale that has a true zero point and equal intervals, allowing for the calculation of ratios.

Nominal Level

The simplest level of measurement, which involves categorizing or naming variables without implying any rank or order among them.