The Table Below Describes the Smoking Habits of a Group

question 35

Multiple Choice

The table below describes the smoking habits of a group of asthma sufferers. $$\begin{array} { r | c c c c c } & \text { Nonsmoker } & \begin{array} { c } \text { Occasional } \\\text { Smoker }\end{array} & \begin{array} { c } \text { Regular } \\\text { Smoker }\end{array} & \begin{array} { c } \text { Heavy } \\\text { Smoker }\end{array} & \text { Total } \\\hline \text { Men } & 431 & 50 & 71 & 49 & 601 \\\text { Women } & 382 & 48 & 86 & 39 & 555 \\\text { Total } & 813 & 98 & 157 & 88 & 1156\end{array}$$ If one of the 1156 people is randomly selected, find the probability that the person is a man or a heavy smoker.

• A) 0.511
• B) 0.554
• C) 0.596
• D) 0.557

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Definitions:

Oral Temperature

The body temperature as measured by a thermometer placed in the mouth.

Thick, Green Nasal Discharge

A sign of a bacterial or viral infection, indicating the presence of pus or mucus in the nasal passages.

WBC

WBC stands for white blood cells, which are part of the immune system and help the body fight infection and other diseases.

Sprain

An injury to a ligament caused by overstretching or tearing.