The True Length of Boards Cut at a Mill with a Listed

question 103

Short Answer

The true length of boards cut at a mill with a listed length of 10 feet is normally distributed with a mean of 123 inches and a standard deviation of 1 inch.What proportion of the boards will be over 125 inches in length?

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Definitions:

Learning Disorders

Neurologically-based processing problems that can interfere with learning basic skills such as reading, writing, or math, as well as higher level skills like organization and time planning.

Age

The length of time that a person or entity has existed; often related to biological, social, and legal definitions.

Dyslexia

A reading disorder that involves difficulties not only in the recognition but also in the comprehension of words. Reading is often very slow and characterized by omitted, substituted, or distorted words. Such difficulties often extend to spelling as well. Also referred to as reading disorder.

Genetics

The study of genes, heredity, and genetic variation in living organisms, explaining how traits are passed from parents to offspring.