The Average Time Before Breakdown of a Machine Is Normally

question 1

Essay

The average time before breakdown of a machine is normally distributed and has a mean of 11 weeks and a standard deviation of 2.5 weeks.If breakdown cost averages $2,500 and preventive maintenance costs $500,what is the optimal preventive maintenance interval?

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Definitions:

Genetic Polymorphism

A phenomenon where multiple forms or alleles of a gene exist within a population, allowing for genetic diversity.

Genetic Polymorphism

The occurrence of two or more distinct forms in the same population of a species, due to differences in genetic makeup.

Alleles

Different versions of a gene, located at the same position on homologous chromosomes, contributing to genetic variation.

Locus

A specific location on a chromosome where a particular gene or genetic marker is situated.