Algebra 1 Line of Best Fit
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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10 questions
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1.
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 = 3x + 7
y = 15x + 7
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation best represents the data?
y = 4x
y = -4x
y = 1/4x
y = -1/4 x
Tags
CCSS.8.EE.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 6 chapters.
≅100 pages
≅170 pages
≅60 pages
≅20 pages
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation best represents the line of fit?
y = x + 7.5
y = -x +7.5
y = 1/2x + 7.5
y = -1/2x + 7.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation represents the line of best fit?
y = 5/2x - 1
y = 5/2x + 1
y = -5/2x - 2.5
y = 5/2x - 2.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?
As x increases, y decreases
As x increases, y increases
As x decreases, y decreases
As x decreases, y increases
Tags
CCSS.HSF-LE.A.1B
7.
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
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