On average, Delores takes about 4 more minutes to walk home than to bike home. We CANNOT express this value as a multiple of the measure of variation. This is the answer.

Answer:
4 and Cannot
Step-by-step explanation:
Calculate the mean then subtract.
6.25
8.5
6.5
7
8.5
8.75
6
8.5
6.5
8
mean=74.5/10=7.45
3.25
2.5
3.5
2.75
4.25
3.5
3.75
4
4.5
3
mean=35/10=3.5
Subtract the means 7.45-3.5=3.95 round to 4.