Below Is the Probability Distribution for Random Variable X

question 30

Multiple Choice

Below is the probability distribution for random variable x.What is the probability of at least a score of 2 in this distribution?

• A) .18
• B) .42
• C) .60
• D) .82

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Definitions:

Otosclerosis

A disease of the bones of the middle and inner ear leading to hearing loss when these bones grow abnormally and become fixed together.

Meniere's Disease

A disorder of the inner ear causing vertigo, hearing loss, and ringing in the ear (tinnitus), typically affecting one ear.

Ear Ossicles

Three tiny bones called the malleus, the incus, and the stapes located in the middle ear cavity. They are the smallest bones of the body.

Semicircular Canals

Three fluid-filled bony channels in the inner ear that play a critical role in maintaining balance by detecting head rotations.