It shows you the exact distance from each number and it's easier to find out how far apart they are.
Answer:
A.

Step-by-step explanation:
First find the sum

Now, find the probabilities:
Hence, the frequency distribution table is

The change in quantities can be represented as percentage
<em>The percentage decrease in miles driven is 34.83%</em>
The given parameters are:


The percentage decrease is calculated as:

Substitute known values




The negative sign implies that, the change represents a decrement.
Hence, the percentage decrease in miles driven is 34.83%
Read more about percentage change at:
brainly.com/question/14801224
I believe 15 would be the correct answer