A Company Has Developed a New Ink-Jet Cartridge for Its

question 143

Short Answer

A company has developed a new ink-jet cartridge for its printer that it believes has a longer lifetime on average than the one currently being produced.To investigate its length of life,240 of the new cartridges were tested by counting the number of high-quality printed pages each was able to produce.The sample mean and standard deviation were determined to be 1511.4 pages and 35.7 pages,respectively.The historical average lifetime for cartridges produced by the current process is 1502.5 pages.At α = .05,test the claim that the new cartridge has a longer lifetime.

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Definitions:

Personal Time

Time allocated for individual pursuits, rest, or leisure that is not dedicated to work-related activities.

Conflict

A situation or process resulting from the perceived or actual opposition of needs, values, and interests between people.

Individual

A single human being distinct from a group, class, or family.

Manifest Conflict

Open and observable conflicts or disagreements between individuals or groups within an organization.