Scatterplot and Slope

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient for this scatterplot.
r = -0.9
r = 1
r = 0.9
r = -1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which with is the line of best fit?
Black
Orange
Red
Blue
Tags
CCSS.8.EE.B.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As x increases, y decreases.
no correlation
negative correlation
correlation coefficient
positive correlation
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the scatter plot, does the image shows a "Line of Best Fit"?
Yes
No
Tags
CCSS.8.EE.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the slope for the trend line using points (2,2) and (4,3)
Use m= (Y2-Y1)/(X2-X1)
2
1/2
-2
-1/2
Tags
CCSS.8.EE.B.5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a scatter plot?
A graph that shows the relationship of two data sets.
A graph drawn using rectangular bars to show how large each value is.
A graph that shows information that is connected in some way.
A graph that shows data changing over time.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which best describes the form of this scatterplot?
linear
nonlinear
scattered
Tags
CCSS.8.F.A.3
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