A Scatter Plot on Which the Array of Points Goes

question 8

Multiple Choice

A scatter plot on which the array of points goes from upper left to lower right, indicates

• A) a positive correlation
• B) a negative correlation
• C) a zero correlation
• D) all of these, depending on the strength of the correlation

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Definitions:

Petroleum

A naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons, used primarily as fuel and in chemical production.

Oil Shale

A fine-grained sedimentary rock from which liquid hydrocarbons (shale oil) can be produced, serving as a potential source of unconventional oil.

Oil Shale

Sedimentary rock containing organic matter that can be converted into shale oil through heating; a potential but controversial energy resource.

Oil and Gas

Natural hydrocarbon resources extracted from the Earth, used primarily for energy, heating, and in various industrial applications.