Line of Best Fit Predictions
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+3
Standards-aligned
Anthony Clark
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What is a line of best fit used for?
To make predictions
To make the graph look pretty
To connect the points
To make it look like you know what you are doing
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Find the equation of the line of best fit for the given data
y = 163.41x+1.49
y =- 163.41x+ 4.19
y =- 4.19x+163.41
y = 4.19x -163.41
Tags
CCSS.8.EE.C.8C
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
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 chapters would be in a book with 180 pages.
12 chapters
15 chapters
18 chapters
21 chapters
Tags
CCSS.HSF.BF.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Which scatter plot shows a linear relationship between x and y?
Graph A
Graph B
Graph C
Graph D
Tags
CCSS.8.F.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.C.8C
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
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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