
Exploring Scatterplots and Correlation Coefficient

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Medium
+3
Standards-aligned

Sophia Harris
Used 3+ times
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Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a scatter plot typically show?
A relationship between two sets of data
A sequence of unrelated data points
A graphical representation of data distribution
A collection of data points connected by lines
Tags
CCSS.8.SP.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a line of best fit in a scatter plot?
To create a non-linear curve that fits the data
To calculate the exact values of data points
To estimate the most accurate linear relationship between variables
To connect all data points directly
Tags
CCSS.8.EE.B.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which tool is typically used to calculate a linear regression?
A ruler
A scientific calculator
A basic calculator
A protractor
Tags
CCSS.8.SP.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a correlation coefficient of -1 indicate?
Weak positive correlation
Perfect positive correlation
Strong negative correlation
No correlation
Tags
CCSS.HSS.ID.B.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which correlation coefficient value indicates a strong positive relationship?
-1
1
0.5
0
Tags
CCSS.HSS.ID.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an example of a non-causal relationship despite a strong correlation?
More printing leads to less ink
Higher volume results in louder sound
Faster typing leads to more pages in a document
More driving reduces gas
Tags
CCSS.HSS.ID.C.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the phrase 'correlation does not imply causation' mean?
All correlations are due to chance
Correlation between two variables cannot prove that one causes the other
Correlated events are always causally related
Causal relationships are not important in statistics
Tags
CCSS.HSS.ID.C.9
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