A Pew Research Center Survey of 1,500 Randomly Selected People

question 68

Multiple Choice

A Pew Research Center survey of 1,500 randomly selected people, with a sampling error of +/-3 percent, showed that 52 percent of the respondents viewed the military effort in Afghanistan to be going well. Based on this result, what percentage of the population views the military effort in Afghanistan to be going well?

• A) 52 percent
• B) anywhere from 49 to 52 percent
• C) anywhere from 52 to 55 percent
• D) anywhere from 49 to 55 percent
• E) sampling error and the question wording make it impossible to determine

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Definitions:

Marginal Cost

The investment needed to manufacture an additional unit of a product or service.

Demand Schedule

A table that lists the quantity of a good that consumers are willing to purchase at various prices.

Monopoly

A market structure characterized by a single seller who has exclusive control over the supply of a particular good or service, making them the sole provider.

Marginal Cost

The cost incurred by producing one additional unit of a good or service.