Managers for a company that produces a weight loss product claim that the median weight lost over six weeks for people who use this product will be at least 20 pounds.The following data were collected from a sample of nine people who used the product. 
Based on these data,the test statistic is W = 12.
Definitions:
Utility Maximization
The economic principle that individuals or entities attempt to obtain the greatest satisfaction or utility from their available resources.
General Beliefs
Widely held opinions or convictions concerning various topics or principles.
Bargaining Unit
A cohort of workers, characterized by mutual interests, and represented by one labor union in discussions for collective agreements.
NLRB
The National Labor Relations Board, a US federal agency tasked with enforcing US labor law in relation to collective bargaining and unfair labor practices.
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