Line of Best Fit and Scatter Plot

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does a scatter plot show?
The sum of two data sets
The product of two data sets
The relationship between two sets of data
The difference between two data sets
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How can a line of fit be used in a scatter plot?
To predict future outcomes
To calculate the sum of all data points
To divide the plot into equal parts
To color code the data points
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step in writing an equation of a line of fit?
Make a scatter plot of the data
Identify two points on the line
Draw a line on the graph that fits the data
Determine if the data can be represented by a linear function
Tags
CCSS.8.EE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does the slope of a line of fit represent?
The decrease in y for a unit increase in x
The increase in y for a unit increase in x
The total sum of all data points
The average value of the data set
5.
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
CCSS.8.EE.B.5
6.
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
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does a trend line with a negative slope indicate?
Linear correlation
No correlation
Negative correlation
Positive correlation
Tags
CCSS.8.EE.B.5
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