A maze experiment uses 24 lab rats of various ages, as summarized here:
$$\begin{array} { | l | l | }
\hline \text { Age (in months) } & \text { Number of rats } \
\hline 2 & 4 \
\hline 3 & 6 \
\hline 4 & 6 \
\hline 5 & 4 \
\hline 7 & 3 \
\hline 9 & 1 \
\hline
\end{array}$$ What is the median rat age (in months) for this maze experiment?

Question

A maze experiment uses 24 lab rats of various ages, as summarized here:
$$\begin{array} { | l | l | } 
\hline \text { Age (in months) } & \text { Number of rats } \
\hline 2 & 4 \
\hline 3 & 6 \
\hline 4 & 6 \
\hline 5 & 4 \
\hline 7 & 3 \
\hline 9 & 1 \
\hline
\end{array}$$ What is the median rat age (in months) for this maze experiment?

Quizplus · Accepted Answer

The median is the middle value when the data is ordered. With 24 rats, the median will be the average of the 12th and 13th values. Ordering the ages, the 12th and 13th rats both fall into the age group of 4 months, making the median 4 months.

A Maze Experiment Uses 24 Lab Rats of Various Ages