Scatterplots Coefficient Correlation

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Describe the correlation:
r = -0.98
Strong positive
Weak positive
Strong negative
Weak negative
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient.
r is close to zero
r is close to -1
r is close to 1
r is close to -1.5
r is close to 1.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which best describes the form of this scatterplot?
linear
nonlinear
scattered
Tags
CCSS.8.F.A.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit?
y = -25x + 170
y = -5/8x + 170
y = 25x + 170
y = 5/8x + 170
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Describe the correlation. r = 0.3
Strong, positive
Weak, positive
Strong, negative
Weak, negative
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient for this scatterplot.
r = 1.2
r = 0.89
r = 0
r = -0.89
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient for this scatterplot.
r = -0.9
r = 1
r = 0.9
r = -1
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