Find the indicated probability by using the special addition rule.
-The age distribution of students at a community college is given below. $$\begin{array} { l c }
\text { Age (years) } & \text { Number of students (f) } \
\hline \text { Under 21 } & 406 \
21 - 25 & 419 \
26 - 30 & 205 \
31 - 35 & 60 \
\text { Over } 35 & 26 \
\hline & 1116
\end{array}$$ A student from the community college is selected at random. Find the probability that the student is between 26 and 35 inclusive. Round approximations to three decimal places.
A)265
B)0.054
C)0.237
D)0.184

Question

Find the indicated probability by using the special addition rule.
-The age distribution of students at a community college is given below. $$\begin{array} { l c } 
\text { Age (years) } & \text { Number of students (f) } \
\hline \text { Under 21 } & 406 \
21 - 25 & 419 \
26 - 30 & 205 \
31 - 35 & 60 \
\text { Over } 35 & 26 \
\hline & 1116
\end{array}$$ A student from the community college is selected at random. Find the probability that the student is between 26 and 35 inclusive. Round approximations to three decimal places. 
A)265
B)0.054
C)0.237
D)0.184

Quizplus · Accepted Answer

The probability is found by adding the number of students aged 26-30 and 31-35, which is 205 + 60 = 265, and then dividing by the total number of students, 1116. So, the probability is $265 / 1116 = 0.237$.

Find the Indicated Probability by Using the Special Addition Rule