A survey asked 33,691 homeowners how many pets they owned. The results were as follows:
$\begin{array} { c c }
\hline \text { Number of Pets } & \text { Number of Homeowners } \
\hline 0 & 5,502 \
1 & 10,243 \
2 & 10,328 \
3 & 6,971 \
4 \text { or more } & 647 \
\hline \text { Total } & 33,691
\end{array}$
What is the probability that a sampled homeowner has three pets?
A) 0.774
B) 0.019
C) 0.207
D) 0.226

Question

A survey asked 33,691 homeowners how many pets they owned. The results were as follows: 
$\begin{array} { c c } 
\hline \text { Number of Pets } & \text { Number of Homeowners } \
\hline 0 & 5,502 \
1 & 10,243 \
2 & 10,328 \
3 & 6,971 \
4 \text { or more } & 647 \
\hline \text { Total } & 33,691
\end{array}$
 What is the probability that a sampled homeowner has three pets?
A) 0.774
B) 0.019
C) 0.207
D) 0.226

Quizplus · Accepted Answer

The probability of a sampled homeowner having three pets is the number of homeowners with three pets divided by the total number of homeowners. So, the probability is 6,971/33,691 = 0.207 (rounded to three decimal places). Therefore, the answer is C.

A Survey Asked 33,691 Homeowners How Many Pets They Owned