Line of best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+9
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the line of best fit?
Back
The line of best fit is a straight line that best represents the data on a scatter plot. It shows the general direction of the data points.
Tags
CCSS.8.EE.B.5
2.
FLASHCARD QUESTION
Front
How do you determine the slope of the line of best fit?
Back
The slope of the line of best fit is calculated by taking two points on the line and using the formula: slope = (y2 - y1) / (x2 - x1).
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What does a positive slope indicate in a line of best fit?
Back
A positive slope indicates that as one variable increases, the other variable also increases.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What does a negative slope indicate in a line of best fit?
Back
A negative slope indicates that as one variable increases, the other variable decreases.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
What is an outlier in a scatter plot?
Back
An outlier is a data point that differs significantly from other observations. It may indicate variability in the measurement or a possible experimental error.
Tags
CCSS.8.SP.A.1
6.
FLASHCARD QUESTION
Front
How can you identify an outlier in a scatter plot?
Back
An outlier can be identified as a point that lies far away from the cluster of other points in the scatter plot.
Tags
CCSS.8.SP.A.1
7.
FLASHCARD QUESTION
Front
What is the purpose of the line of best fit?
Back
The purpose of the line of best fit is to summarize the relationship between two variables and to make predictions based on that relationship.
Tags
CCSS.8.EE.B.5
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