The following table is the frequency distribution of parking fees for a day: $$\begin{array} { l c }
\text { Fee (dollars) } & \text { Number of Garages } \
6.00

Question

The following table is the frequency distribution of parking fees for a day: $$\begin{array} { l c } 
\text { Fee (dollars) } & \text { Number of Garages } \
6.00 < 6.50 & 5 \
6.50 < 7.00 & 8 \
7.00 < 7.50 & 10 \
7.50 < 8.00 & 7
\end{array}$$ The mean parking fee is:
A)$7.07.
B)$6.95.
C)$7.00.
D)$7.25.

Quizplus · Accepted Answer

The mean is calculated by multiplying each fee midpoint by its frequency, summing these products, and dividing by the total number of garages. The midpoints are 6.25, 6.75, 7.25, and 7.75. The mean is (6.25*5 + 6.75*8 + 7.25*10 + 7.75*7) / 30 = 7.07.

The Following Table Is the Frequency Distribution of Parking Fees