In order to determine whether or not there is a significant difference between the mean hourly wages paid by two companies (of the same industry) , the following data have been accumulated. 
A point estimate for the difference between the two population means is
Definitions:
Second Restatement
A legal treatise reflecting the prevailing views on general principles of common law in the United States, influential in many areas of law.
Products Liability
The legal field where makers, distributors, suppliers, sellers, and other entities that offer products to consumers are accountable for any harm these goods inflict.
Breach Of Warranty
A violation of a guarantee made by a seller to a buyer regarding the condition or quality of a product or service.
Allergen Filtration System
A system designed to remove allergens from the air to minimize allergic reactions for individuals in an environment.
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