A Quality Control Manager at a Plant That Produces O-Rings

question 303

Multiple Choice

A quality control manager at a plant that produces o-rings is concerned about whether the diameter of the o-rings that are produced is conformable to the specification. She has calculated
That the average diameter of the o-rings is 4.2 centimeters. She also knows that approximately
95% of the o-rings have diameters fall between 3.2 and 5.2 centimeters and almost all of the o-
Rings have diameters between 2.7 and 5.7 centimeters. When modeling the diameters of the o-
Rings, which distribution should the scientists use?

• A) Uniform distribution
• B) Binomial distribution
• C) Normal distribution
• D) Exponential distribution

---

Definitions:

Conservation Biology

Conservation Biology is the scientific study focused on protecting and restoring biodiversity, understanding human impact on ecosystems, and developing solutions to preserve the natural world.

Biodiversity

The variety and variability of life on Earth, encompassing diversity within species, between species, and of ecosystems.

Ethical Principles

Fundamental guidelines that influence conduct and decision-making, based on notions of right and wrong.

Extinction

refers to the process by which a species, genus, or family of organisms ceases to exist through death or inability to reproduce in its environment.