Examlex
Three factors are required to specify sample size: (1)the variance of the population;(2)the population mean;and (3)the confidence level.
Copyright
A form of intellectual property protection that grants the creator exclusive rights to reproduce, distribute, and adapt their original work.
Patent
A legal document granted by the government giving an inventor exclusive rights to manufacture, use, or sell an invention for a certain number of years.
Primary Demand
The total demand for an entire product category rather than for a specific brand.
Selective Demand
Selective demand is the demand for a specific brand or product within a category, rather than the category as a whole, often influenced by marketing and brand differentiation.
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