The Age Distribution of Students at a Community College Is

Multiple Choice

The age distribution of students at a community college is given below. $\begin{array}{lc}\text { Age (years) } & \text { Number of students (f) } \\\hline \text { Under 21 } & 412 \\21-24 & 416 \\25-28 & 274 \\29-32 & 157 \\33-36 & 103 \\37-40 & 54 \\\text { Over 40 } & 95 \\\hline & 1511\end{array}$
A student from the community college is selected at random. Find the probability that the student is under 37 years old. Give your answer as a decimal rounded to three decimal places.

A) 0.099
B) 0.901
C) 0.036
D) 0.068