Examlex
A sample is used to obtain a 95% confidence interval for the mean of a population.The confidence interval goes from 15 to 19.If the same sample had been used to test the null hypothesis that the mean of the population is equal to 20 versus the alternative hypothesis that the mean of the population differs from 20,the null hypothesis could be accepted at a level of significance of 0.01.
Second Screen
The use of an additional electronic device (e.g., smartphone or tablet) by viewers to interact with content they are watching on television, enhancing the viewing experience.
Business District
A central area within a city where the majority of commercial activities and enterprises are located.
In-store Kiosk
A self-service terminal located within a retail environment, enabling customers to browse products, place orders, or access services directly.
Category Killer
A large retail store specializing in a specific category of goods with an extensive selection that dominates the competition, often leading to smaller specialty stores' decline.
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