The Population of Lengths of Aluminum-Coated Steel Sheets Is Normally

question 91

Multiple Choice

The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of 0.2 inches.What is the probability that a sheet selected at random from the population is between 30.25 and 30.65 inches long?

• A).9987
• B).1574
• C).1587
• D).8413

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Definitions:

Ghrelin

A hormone produced mainly by the stomach that stimulates appetite and signals hunger to the brain.

Ghrelin

A hormone produced in the stomach that stimulates appetite, promoting the feeling of hunger before meals.

Leptin

A hormone produced by fat cells that helps to regulate body weight by inhibiting hunger and therefore reducing food intake.

Glucose

A simple sugar and a key source of energy for cells in the body, also the main sugar found in the bloodstream and used for metabolic processes.