When a Researcher Cannot Manipulate Variables in a Project on the Relationship

question 68

Multiple Choice

When a researcher cannot manipulate variables in a project on the relationship between level of education and income,she will be forced to collect naturally occurring data.The data analysis would probably involve:

• A) a correlational analysis
• B) descriptive, but not inferential, statistics
• C) naturalistic observation
• D) selection bias

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Definitions:

Marginal Productivity

The additional output that results from using one more unit of a particular input, holding all other inputs constant.

Resource Price

The cost associated with acquiring resources or inputs needed for production, such as raw materials, labor, and capital.

Anaconda Smelting Company

A historical company involved in the process of melting and refining metal ore to separate it from its impurities.

Air Pollution

The presence of harmful substances in the air that can cause health problems for humans, damage the environment, and contribute to climate change.