Answer:
C the September 11 ,2001 terrorist attacks
Answer:
E. Construct Validity.
Explanation:
Construct validity is mostly used in social sciences and psychology. It is mainly a device used almost exclusively in social sciences, psychology and education.
For example, you might design whether an educational program increases artistic ability amongst pre school children. Construct validity is a measure of whether your research actually measures artistic ability, a slightly abstract label.
Just like case above that has to deal Dr. Ross looking to examine if the certain indicators which tends to complete her romantic attraction measurement are truly related to one another and make for an accurate representation of the variable she is researching.
Answer:
Two basis for measuring development of a country are : i) Average Income or per capita income. ii) National Income or Public facility
Answer: A method of protection.
Explanation: The Northern Rockies Ecosystem Protection Act is a method of protecting the large amount of endangered species, such as grizzly bears and bull trout. It also helps provide jobs, such as restoring old roads.
Answer: Producers and consumers
Explanation:
A free-market system is an economic system in which the market decides the prices of goods and services through supply (producers) and demand (consumers) with little or no government intervention or control. . The economic decisions solely rest on the producers and consumers. The producers are free to use resources to produce goods and services and sell it in their choice of market. The consumers are also free to purchase or buy goods and services that they want or need