Is a nonprobability sampling technique that is a two-stage restricted judgmental sampling. the first stage consists of developing control categories of population elements. in the second stage, sample elements are selected based on convenience or judgment.

Quota Sampling

Explanation:

According to my research on different sampling techniques, I can say that based on the information provided within the question the sampling technique being defined is called Quota Sampling. Like mentioned in the question this is a method for selecting survey participants that is a non-probabilistic version of stratified sampling.

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changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .