Making Predictions from Scatter Plots with Trend Lines
9th Grade
•10 Qs
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Making Predictions from Scatter Plots with Trend Lines
Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
10 questions
Show all answers
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
Scatter Plots
Line of Best Fit
Statistics
2.
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
3.
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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Based on the graph, if Joe earned $400, how many hours did he work?
25 hours
35 hours
45 hours
15 hours
30 hours
Tags
Statistics
Scatter Plots
5.
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
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
What type of correlation does this graph have?
positive linear
negative linear
no
exponential growth
quadratic
Tags
Statistics
Scatter Plots
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