Scatter Plot and Correlation
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of association does this scatter plot represent?
positive linear association
negative linear association
no association
nonlinear association
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the correlation coefficient of the given data:
.9820
-.9643
-1.409
.164
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the Correlation Coefficient and decide whether it is weak, moderate, or strong.
0.07 weak
-0.26 weak
-0.26 moderate
0.07 strong
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The correlation coefficient is a number "r" such that:
-1<r<1
-1>r>1
-1≤r≤1
-1≥r≤1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the correlation coefficient of a table of data is 0.85, what is true about the line of best fit?
There is a weak, positive relationship
There is a strong, positive relationship
There is a weak, negative relationship
There is a strong, negative relationship
Tags
CCSS.HSF-LE.A.1B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a scatterplot of the average grade point of a high school student and the average hours that he/she spend on his/her homework, you expect to see:
very little association
a strong association
a weak positive association
a strong positive association
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What can we determine from the correlation coefficient (r)?
Style + Type
Percentage + Direction
Strength + Direction
Strength + Style
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