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A pollster wanted to determine how much support a new library tax would have in a major metropolitan area. The metro area is divided into 44 wards, and 50 voters from each ward are surveyed. What type of
Sampling technique is being employed?
Trade Balance
The difference between a country's exports and imports, indicating whether a country has a surplus or deficit in trade with foreign partners.
Imports
Goods or services brought into one country from another for sale or use.
Exports
The sale of goods and services produced in one country to residents of other countries.
Domestic Saving
The part of a nation's income that is not spent on consumption or government expenditure, and is instead saved or invested domestically.
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