Worker Safety An OSHA Agent Wanted to Determine If Efforts to Promote

question 66

Essay

Worker Safety
An OSHA agent wanted to determine if efforts to promote safety have been successful.By checking the records of 250 workers,he found that 30 of them suffered either minor or major injuries that year.A random sample of 400 workers last year revealed that 80 suffered some form of injury. ​ ​
-{Worker Safety Narrative} Estimate with 95% confidence the difference in population proportions.

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Definitions:

Economies of Scale

The cost advantage achieved when production becomes efficient, as the scale of the production increases, the cost per unit of the product decreases.

Total Logistics Cost

The overall expenses associated with the planning, implementing, and controlling of goods’ movement, including transportation, inventory, warehousing, and order processing costs.

Facilities

Physical locations and infrastructures, such as factories, warehouses, and offices, where business operations occur.

Supply Chain Network

A complex system of organizations, people, activities, information, and resources involved in moving a product or service from supplier to customer.