Scatter Plots and Equations
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
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 • 1 pt
Which of the following would be the most accurate equation for the scatter plot?
y = -2x - 7
y = -x + 7
y = 4x + 7
y = 25x + 7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following could be a possible line of best fit for the data?
y = -1.5x + 20
y = -0.5x + 19
y = x + 20
y = .7x + 15
Tags
CCSS.8.EE.B.5
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As the age of the car increases, the asking price increases.
As the age of the car increases, the asking price decreases.
The age of the car does not affect the asking price.
The asking price consistently decreased by $10,000 per year.
Tags
CCSS.HSF-LE.A.1B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which sentence describes the relationship shown on this scatter plot?
As the temperature decreases, the visitors increase.
As the temperature increases, the number of visitors increases.
As the visitors increase, the temperature decreases.
No correlation
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What relationship is shown in the scatter plot?
As the cost goes down, the number sold goes down.
As the cost goes up, the number sold goes down.
As the cost goes down, the number sold remains the same.
There is not relationship between cost and the number sold.
Tags
CCSS.HSF-LE.A.1B
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