In Public-Opinion Surveys, a Sample of the Total Population

question 42

Multiple Choice

In public-opinion surveys, a sample of the total population

• A) must be at least 50 percent of the targeted population.
• B) need be only 25 percent of the targeted population.
• C) must be representative in that the views of those in the sample must accurately and proportionately reflect the views of the whole population.
• D) must be based on all the registered voters in the targeted population.

---

Definitions:

C

In the context of economic models, often stands for Consumption, which is a component of the GDP formula representing total spending by consumers on goods and services.

Gross Investment

The total amount spent on purchases of new capital assets and replacement of depreciated assets, not adjusted for depreciation.

Depreciation

Depreciation refers to the accounting method of allocating the cost of a tangible asset over its useful life, representing how much of an asset's value has been used up over time.

Gross Investment

The total amount of money invested in capital assets before accounting for depreciation, representing all new investment in the economy.