You Are Watching a Video of a Man in a Developing

question 42

Multiple Choice

You are watching a video of a man in a developing country performing a task intended to determine if he is in the formal operations state of development.The person performing the task is 28 and he is performing quite poorly.What explanation would late 20th-century researchers have given to account for his poor performance?

• A)He was cognitively incapable of formal operations.
• B)He did not have formal education that included the scientific method.
• C)He had previously experienced brain damage.
• D)He was not interested in "proving" his abilities.

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Definitions:

Marginal Utility

The heightened benefit received from using one more unit of a good or service.

Marginal Utility Per Dollar

The additional satisfaction obtained from spending one more dollar on a good or service.

Marginal Utility

The supplementary value or enjoyment experienced from the consumption of an additional unit of a good or service.