Find the midrange for the given sample data.
-The speeds (in mph) of the cars passing a certain checkpoint are measured by radar. The results are shown below. Find the midrange. $$\begin{array} { l l l l l }
44.3 & 41.4 & 42.7 & 40.6 & 43.1 \
40.5 & 44.8 & 42.0 & 44.3 & 42.1 \
43.4 & 42.0 & 40.6 & 43.4 & 41.4
\end{array}$$
A) 42.65 mph
B) 42.40 mph
C) 42.1 mph
D) 4.30 mph

Question

Find the midrange for the given sample data.
-The speeds (in mph) of the cars passing a certain checkpoint are measured by radar. The results are shown below. Find the midrange. $$\begin{array} { l l l l l } 
44.3 & 41.4 & 42.7 & 40.6 & 43.1 \
40.5 & 44.8 & 42.0 & 44.3 & 42.1 \
43.4 & 42.0 & 40.6 & 43.4 & 41.4
\end{array}$$
A) 42.65 mph
B) 42.40 mph
C) 42.1 mph
D) 4.30 mph

Quizplus · Accepted Answer

The midrange is the average of the maximum and minimum values in the data set.

The minimum speed in the data set is 40.5 mph and the maximum speed is 44.8 mph.

Therefore, the midrange is (40.5 + 44.8) / 2 = 42.65 mph.

So, the best choice is A.