Section 5.2 Chapter 5 het rp en sul Section 5.2: Problem Set 1. The Kilowatt-hours (KWH) of electricity a home uses each month are dramatically affected by the temperature difference inside versus outside (measured in Heating KWH degree days). Degree Used Days (HDD) Round slopes and y-intercepts to 2 decimal places a) Find the equation of the line passing through the lowest and highest degree day. led long 1799 714 1269 469 1160 b) Find the equation of the line passing through the 386 and 62 386 degrees days. 860 266 Find the equation of the line through two representative c) 804 133 points from the trend line. The points do not have to be from 696 the data. 62 Comment on the similarities and differences in the equations d) 677 7 you found in a- c. SIC 666 736 87 Effect of Temperature on Electricity Use 1071 354 2500 1602 561 2060 968 2000 101 1500 1000 500 0 0 200 400 600 800 1000 Heating Degree Days Electricity Used (KWH)

Question
Section 5.2
Chapter 5
het rp
en sul
Section 5.2: Problem Set
1. The Kilowatt-hours (KWH) of electricity a home uses each month are dramatically affected by
the temperature difference inside versus outside (measured in
Heating
KWH
degree days).
Degree
Used
Days (HDD)
Round slopes and y-intercepts to 2 decimal places
a) Find the equation of the line passing through the lowest and
highest degree day.
led long
1799
714
1269
469
1160
b) Find the equation of the line passing through the 386 and 62
386
degrees days.
860
266
Find the equation of the line through two representative
c)
804
133
points from the trend line. The points do not have to be from
696
the data.
62
Comment on the similarities and differences in the equations
d)
677
7
you found in a- c.
SIC
666
736
87
Effect of Temperature on Electricity Use
1071
354
2500
1602
561
2060
968
2000
101
1500
1000
500
0
0
200
400
600
800
1000
Heating Degree Days
Electricity Used (KWH)
Expand
Transcribed Image Text

Section 5.2 Chapter 5 het rp en sul Section 5.2: Problem Set 1. The Kilowatt-hours (KWH) of electricity a home uses each month are dramatically affected by the temperature difference inside versus outside (measured in Heating KWH degree days). Degree Used Days (HDD) Round slopes and y-intercepts to 2 decimal places a) Find the equation of the line passing through the lowest and highest degree day. led long 1799 714 1269 469 1160 b) Find the equation of the line passing through the 386 and 62 386 degrees days. 860 266 Find the equation of the line through two representative c) 804 133 points from the trend line. The points do not have to be from 696 the data. 62 Comment on the similarities and differences in the equations d) 677 7 you found in a- c. SIC 666 736 87 Effect of Temperature on Electricity Use 1071 354 2500 1602 561 2060 968 2000 101 1500 1000 500 0 0 200 400 600 800 1000 Heating Degree Days Electricity Used (KWH)

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