Use the Following Information for the Next Questions

question 19

Short Answer

Use the following information for the next questions. In a survey, the rate of
heavy smokers was reported as 270 per 1000 individuals.
-If two individuals are randomly selected, find the probability that neither of them is a heavy smoker.

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Definitions:

Widower

A man who has lost his spouse through death and has not remarried.

Neurofibrillary Tangles

Abnormal accumulations of a protein called tau that form inside neurons, contributing to neurodegenerative diseases such as Alzheimer's disease.

Cerebral Cortex

The gray, convoluted covering of the cerebral hemispheres that is responsible for the higher mental processes of language, memory, and thinking.

Alzheimer's

A progressive neurodegenerative disease characterized by memory loss, cognitive decline, and personality changes, resulting from the death of brain cells and the breakdown of connections between them.