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The Chief Chemist for a Major Oil/gasoline Production Company Claims

question 14

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The chief chemist for a major oil/gasoline production company claims that the regular unleaded gasoline produced by the company contains on average 4 ounces of a certain ingredient.The chemist further states that the distribution of this ingredient per gallon of regular unleaded gasoline is normal and has a standard deviation of 1.2 ounces.What is the probability of finding an average less than 3.85 ounces of this ingredient from randomly inspected 64 gallons of regular unleaded gasoline?


Definitions:

Peripheral Vision

The area of visual perception that occurs outside the central area of focus, allowing one to see objects that are not in the direct line of sight.

Receptors

Specialized cells or proteins in the body that detect and respond to specific substances, such as hormones, neurotransmitters, or environmental stimuli.

Rods

Photoreceptor cells in the retina of the eye responsible for vision at low light levels, but not color detection.

Myopia

A vision condition where close objects are seen clearly, but distant objects appear blurred.

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