Equation of Trend Line
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph above shows a line of best fit for data collected on the distance bicyclists have remaining in relation to the amount of time they have been riding. What is the equation of the line of best fit?
y = -25x + 170
y = 25x + 170
y = -(5/8) x + 170
y = (5/8) x + 170
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph above shows a line of best fit for data collected on the amount earned by waiters and waitresses last week in relation to the number of tables they served. What is the equation of the line of best fit?
y = (5/3) x + 375
y = (1/3) x + 475
y = (5/3) x + 475
y = (1/3) x + 375
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph shows a line of best fit for data collected on the amount of income earned by lawn companies in relation to the number of yards mowed. What is the equation of the line of best fit?
y = (3/2) x
y = 30x
y = 30x + 300
y = (3/2)x + 300
Tags
CCSS.8.EE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If m = -3/4 and b = 9, what is the equation of the trend line in y= mx + b?
0 = -3/4 (9) +9
y = -3/4 x + 9
y = -3/4 x - 9
y = 3/4 + 9
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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