A Random Variable X Has a Normal Distribution with a Mean

question 194

True/False

A random variable X has a normal distribution with a mean of 250 and a standard deviation of 50.Given that X = 175,its corresponding value of Z is -1.50.

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Definitions:

Biological Species Concept

A definition of species whereby individuals are considered to belong to the same species if they are capable of interbreeding and producing fertile offspring.

Bacteria

Microscopic, single-celled organisms that can be found in a variety of environments; some are beneficial while others can cause diseases in humans, animals, and plants.

Background Extinction

The continuous, low-level extinction of species that has occurred throughout much of the history of life. Compare with mass extinction.

Continuous

A term used to describe a non-interrupted or unbroken series, sequence, or progression.