A Science Instructor Assigns a Group of Students to Investigate

question 4

Multiple Choice

A science instructor assigns a group of students to investigate the relationship between the pH of the water of a river and its water's hardness (measured in grains) .Some students wrote these conclusions: "there was a very strong correlation of 1.35 between pH of the water and water's hardness." Is the calculation of the correlation appropriate?

• A)Yes: correlation can be greater than 1.
• B)Yes: the pH and the hardness of the water are data collected from the same river.
• C)No: there is little or no association.
• D)No: correlation cannot be greater than 1.
• E)No: correlation must be equal to 1.

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Definitions:

Department of Health

A government body responsible for protecting public health, including managing healthcare policy, regulations, and services.

Internet-Based Calendar

A digital calendar accessible through the internet, allowing users to manage events and schedules online from various devices.

Sherman Antitrust Act

A landmark federal statute in the United States passed in 1890 aimed at preserving competitive markets by prohibiting monopolies and restraint of trade.

Federal Legislation

Laws enacted by the national government that apply to the entire country.