Equations for Lines of Fit
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following lines represents the line of best fit for the scatter plot?
A
B
C
D
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The linear model to represent the distance (in miles) traveled given the time (in hours) driving is m=-1.79+61.93h. Predict how far a person will travel driving 10 hours.
617.51 miles
621.09 miles
100 miles
0.19 miles
Tags
CCSS.HSF.LE.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit
y= -2x + 10
y= 10x+ 2
y=2x+10
y= 10
Tags
CCSS.8.EE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit?
y = -25x + 170
y = -5/8x + 170
y = 25x + 170
y = 5/8x + 170
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph below shows the value of a computer given the age of the computer. Which equation would best fit the data?
y = -250x + 2000
y = 250x + 2000
y = -250x - 2000
y = 2000x -250
Tags
CCSS.8.EE.B.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit?
y= 6x + 2
y = -2x +6
Tags
CCSS.8.EE.B.5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this line an accurate line estimate of best fit for the data?
Yes
No
Tags
CCSS.8.EE.B.5
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