A Company's Manufacturing Process Uses 500 Gallons of Water at a Time.A

question 18

Multiple Choice

A company's manufacturing process uses 500 gallons of water at a time.A "scrubbing" machine then removes most of a chemical pollutant before pumping the water into a nearby
Lake.To meet federal regulations the treated water must not contain more than 80 parts per
Million (ppm) of the chemical.Because a fine is charged if regulations are not met, the
Company sets the machine to attain an average of 75 ppm in the treated water.The machine's
Output can be described by a normal model with standard deviation 4.2 ppm.What percent of
The batches of water discharged exceed the 80 ppm standard?

• A)11.7%
• B)1.17%
• C)88.3%
• D)8.83%
• E)3.89%

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Definitions:

Enroll in a New Class

The act of registering or signing up for an additional or new course of study, often implying a venture into learning something new.

Learn a New Skill

The process of acquiring a new ability or knowledge through practice and study.

Recency Error

A cognitive bias where recent events or experiences are weighted more heavily than older ones in the evaluation of individuals or situations.

Severity Error

A bias in judgment where someone may overestimate the severity of a situation or condition.