Writing Equations of Trend Lines
Authored by Ailee Reinhardt
Mathematics
8th Grade
CCSS covered
Used 224+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What ordered pairs would you use to find the slope for the trend line?
(1,0) (6,8)
(8,6) (0,1)
Tags
CCSS.HSA.CED.A.2
CCSS.HSS.ID.C.7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the slope between (1,0) and (6,8)
m = -8/5
m = 8/5
m = 7/6
Tags
CCSS.8.EE.B.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After finding the slope between 2 points, what step is next?
Choose a point.
Find the slope.
Write the equation in y=mx+b.
Tags
CCSS.HSA.CED.A.2
CCSS.HSG.GPE.B.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you selected point (1,0) and m = 8/5, what substitution is correct to solve for b?
1 = 8/5 (0) + b
0 = 8/5 (1) + b
8/5 = 1 (0) + b
y = mx + b
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve for b. 0 = 8/5 (1) + b
0 = b
8/5 = b
-8/5 = b
5 = b
Tags
CCSS.7.EE.B.4A
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If m = 8/5 and b = -8/5, what is the equation of the trend line in y= mx + b?
0 = 8/5 (1) - 8/5
y = -8/5 x + 8/5
y = 8/5 x - 8/5
y = mx + b
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What ordered pairs would you use to find the slope for the trend line?
(9,0) (3,8)
(0,9) (8,3)
Tags
CCSS.8.EE.B.5
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