Exhibit 7-1 -Given Exhibit 7-1,what Is the Expected Variance

question 23

Multiple Choice

Exhibit 7-1

-Given Exhibit 7-1,what is the expected variance?

• A) 957.38%
• B) 1058.69%
• C) 49.27%
• D) 32.54%

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Definitions:

Drinking Water Standards

Regulations determining the minimum quality of water provided for human consumption to ensure it is safe and free from contaminants.

Clean Water Act

U.S. federal law established to regulate pollutant discharges into the waters of the United States and to set water quality standards.

Toxic Chemicals

Substances that can cause harm to humans, animals, plants, or the environment when they are released or their concentration exceeds certain levels.

Water Supply

The provision and management of water resources for consumption, sanitation, and various uses.