Making Predictions with Scatter Plots
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Making Predictions with Scatter Plots
Quiz
•
Mathematics
•
8th Grade
•
Hard
+2
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
FILL IN THE BLANK 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.
Tags
Statistics
Scatter Plots
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following could be a possible line of best fit for the data?
y = -5/2x + 20
y = -x + 19
y = x + 20
y = 2/3x + 15
y = -5/4x + 21
Tags
Statistics
Line of Best Fit
3.
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
Scatter Plots
Line of Best Fit
Statistics
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient
r= -0.9
r= 0.9
r=-0.5
r=0.5
r= 0.1
Tags
Statistics
Scatter Plots
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of correlation does this graph have?
positive
negative
none
all of the above
Tags
CCSS.HSF-LE.A.1B
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which sentence(s) describes the relationship shown on this scatterplot?
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 between temperature and visitors
There is a positive correlation between temperature and visitors
Tags
Statistics
Scatter Plots
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the equation of the line of best fit for the given data
y=163.41x + 4.19
y=-163.41x + 4.19
y=-4.19x + 163.41
y= 4.19x - 163.41
There is no linear correlation of the data set
Tags
Statistics
Line of Best Fit
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