If the Mean Is 75 and Two Observations Have Values

question 72

Multiple Choice

If the mean is 75 and two observations have values of 65 and 85, what is the squared deviation of each?

• A) 100
• B) 20
• C) 400
• D) 10

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Definitions:

Pollution Tax

A financial charge imposed on the emission of pollutants, intended to motivate reductions in harmful environmental discharges.

Unit of Production

A single complete item or a specified amount of a commodity produced.

Positive Externality

An economic situation where a third party benefits from a transaction or activity they are not directly involved in.

Negative Externality

A cost suffered by a third party due to an economic transaction or activity, without compensation, such as pollution from a factory affecting nearby residents.