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If the observed value is 7, the expected value is 3, and the standard error is 4, then the test value used for the z test is equal to
Nationalization
The process by which a government takes control of a company or industry, often turning it from private to state ownership.
Scarce Resource
A resource that is limited in availability and cannot meet all demands placed on it by humans wanting unlimited access.
Farmland
Land used for farming and agriculture purposes to grow crops and/or rear animals, playing a critical role in the food supply chain and the economy.
Acres
A unit of area used primarily in the English-speaking world, representing 43,560 square feet or about 4046.86 square meters.
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