Scatter Plot Line of Fit

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
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 chapters would be in a book with 180 pages.
12 chapters
15 chapters
18 chapters
21 chapters
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Use the equation of the trend line y = 8.77x + 686 to predict what the hiker's elevation will be after 145 minutes. Round to the nearest whole number of feet.
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Select all that describe the type of association shown in the scatter plot.
postive
negative
linear
strong
weak
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the equation of the line of best fit, the m stands for?
the slope
the y-intercept
the x-intercept
the strength of the data points
Tags
CCSS.8.EE.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
Tags
CCSS.8.EE.B.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the scatterplot and best fit line, estimate what the resting heart rate is after 2 hours of exercise.
65
85
72
62
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation best represents the data?
y = 3/4x + 1
y = 4/3x - 1
y = -3/4x - 1
y = -4/3x - 1
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