Question

Distance	3.4	1.8	4.6	2.3	3.1	5.5	0.7	3.0
Damage	26.2	17.8	31.3	23.1	27.5	36.0	14.1	22.3

Distance	2.6	4.3	2.1	1.1	6.1	4.8	3.8
Damage	19.6	31.3	24.0	17.3	43.2	36.4	26.1

Interpret the slope by circling the correct answers and filling in the blanks. See pp. 194-195 in the course text.

“If the distance between the fire and nearest fire station [ increases | decreases ] by ___________ mile(s), the amount of damage [ increases | decreases ] by ___________ thousand dollars, on average.”

Answer 1

Solution:

Use R studio .

From output

Regression equation is

Damage=10.2779+4.9193*Distance

slope=4.9193

For each mille,Damage increases by 4.9193 thousand dollar

If the distance between the fire and nearest fire station [ increases ] by 1 mile , the amount of damage [ increases ] by 4.9193 thousand dollars, on average.”