The Table Below Describes the Smoking Habits of a Group

question 163

Multiple Choice

The table below describes the smoking habits of a group of asthma sufferers.

$\begin{array}{r|ccccr} &&\text { Occasional }&\text {Regular}&\text { Heavy }\\& \text { Nonsmoker } & \text { smoker } & \text { smoker } & \text { smoker } & \text { Total } \\\hline \text { Men } & 367 & 50 & 65 & 47 & 529 \\\text { Women } & 316 & 31 & 70 & 45 & 462 \\\text { Total } & 683 & 81 & 135 & 92 & 991\end{array}$
If one of the 991 people is randomly selected, find the probability of getting a regular or heavy smoker.

• A) 0.229
• B) 0.493
• C) 0.136
• D) 0.113

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Definitions:

Human Error

Mistakes made by individuals, often contributing to accidents, system failures, or unforeseen outcomes in various contexts.

Unintentional

Unintentional refers to actions or outcomes that occur without a deliberate plan or intent.

Human Error

Mistakes made by people, especially in the context of work or operating machinery, which can lead to accidents or inefficiencies and are often analyzed for system improvement.

Unintentional

Actions or outcomes that occur without deliberate intent, often resulting in unforeseen consequences or accidents.