Examlex
The primary advantage of cluster sampling is sampling convenience (and possibly less cost).The downside,however,is that the inferences drawn from a cluster sample can be less accurate,for a given sample size,than for other sampling plans.
Downward Sloping
Describes a line on a graph that represents a decrease in one variable in response to an increase in another, commonly used in economics to depict demand curves.
Quantity Demanded
The total amount of a good or service that consumers are willing and able to purchase at a specific price in a given period.
Price
The payment magnitude expected, called for, or compensated in exchange for something.
Law of Demand
A principle stating that all else being equal, as the price of a good or service increases, the quantity demanded decreases, and vice versa.
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