It Is Assumed That the Time Customers Spend in a Record

question 94

Multiple Choice

It is assumed that the time customers spend in a record store is uniformly distributed between 3 and 12 minutes. Based on this information, what is the probability that a customer will spend more than 9 minutes in the record store?

• A) 0.33
• B) 0.1111
• C) 0.67
• D) 0.25

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Definitions:

Fossil Record

The accumulation of evidence from preserved remains or impressions of organisms from past geologic ages.

Background Extinctions

The normal rate of extinction for species or a certain baseline level of extinctions that occurs without human intervention or major catastrophes.

Genetic Mutations

Changes in the DNA sequence of an organism's genome, which can result in variations in physical appearance, function, or behavior.

Artificial Selection

The human practice of breeding plants or animals for desired traits.