​Average Costs

question 70

Multiple Choice

​Average costs.Suppose the average costs of a mining operation depend on the number of machines used,and average costs,in dollars,are given by , ,where x is the number of machines used.How many machines give minimum average costs? ​

• A) ​Using 14 machines gives the minimum average costs.
• B) ​Using zero machines gives the minimum average costs.
• C) ​Using 24 machines gives the minimum average costs.
• D) ​Using 28 machines gives the minimum average costs.
• E) ​Using 33 machines gives the minimum average costs.

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Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.