A sample of wires coming off the production line was tested for tensile strength. The statistical results (in PSI) were the following: 
According to the Empirical rule, the middle 95% of the wires tested had a tensile strength between approximately what two values?
Definitions:
Job Hazard Analysis
A systematic approach to identifying and evaluating hazards associated with specific jobs or tasks to minimize the risk of injury or illness to employees.
Online Suggestion Program
A digital platform that allows employees to submit ideas for improvements or feedback within an organization.
Workers' Safety
The condition of being protected from or unlikely to cause danger, risk, or injury in the workplace.
Disparate Treatment
A form of discrimination in which an individual is treated differently based on prohibited factors such as race, age, sex, religion, or national origin.
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