What Two Strategies Are Used in the United States to Ensure

question 51

Multiple Choice

What two strategies are used in the United States to ensure potable drinking water?

• A)filtration and chlorination
• B)chlorination and gamma radiation
• C)ultraviolet disinfection and filtration
• D)pasteurization and chlorination
• E)filtration and pasteurization

---

Definitions:

Estimated Odds

The calculated likelihood of a particular outcome in comparison to the likelihood of another outcome.

Multiple Logistic Regression

A statistical method for analyzing a dataset in which there are one or more independent variables that determine an outcome, which is dichotomous.

Dependent/Outcome Variable

In statistical modeling, this variable is what researchers aim to predict or explain, depending on the independent variables.

Log(Odds)

The natural logarithm of the odds ratio, used in logistic regression to model a binary outcome variable.