Use the Addition Rule for Disjoint Events
-The table lists the drinking habits of a group of college students. If a student is chosen at random, find the probability of getting someone who is a man or a woman. Round your answer to three decimal places.
$\begin{array}{l|c|c|c|c}
\text { Sex } & \text { Non-drinker } & \text { Regular Drinker } & \text { Heavy Drinker } & \text { Total } \
\hline \text { Man } & 135 & 33 & 5 & 173 \
\text { Woman } & 187 & 21 & 9 & 217 \
\text { Total } & 322 & 54 & 14 & 390
\end{array}$

A) 1
B) $0.923$
C) $0.826$
D) $0.174$

Question

Use the Addition Rule for Disjoint Events
-The table lists the drinking habits of a group of college students. If a student is chosen at random, find the probability of getting someone who is a man or a woman. Round your answer to three decimal places.
$\begin{array}{l|c|c|c|c}
\text { Sex } & \text { Non-drinker } & \text { Regular Drinker } & \text { Heavy Drinker } & \text { Total } \
\hline \text { Man } & 135 & 33 & 5 & 173 \
\text { Woman } & 187 & 21 & 9 & 217 \
\text { Total } & 322 & 54 & 14 & 390
\end{array}$

A) 1
B) $0.923$
C) $0.826$
D) $0.174$

Quizplus · Accepted Answer

The probability of choosing a man or a woman is 1 because the total population consists only of men and women, making these two events cover all possible outcomes.

Use the Addition Rule for Disjoint Events -The Table Lists

Use the Addition Rule for Disjoint Events
-The Table Lists