Line of Best Fit
Flashcard
•
Mathematics
•
7th - 9th Grade
•
Hard
+4
Standards-aligned
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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 trend of the data points.
Tags
CCSS.8.EE.B.5
2.
FLASHCARD QUESTION
Front
What is the equation of a line in slope-intercept form?
Back
The equation of a line in slope-intercept form is given by y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
3.
FLASHCARD QUESTION
Front
What does a positive slope indicate about a line of best fit?
Back
A positive slope indicates that as one variable increases, the other variable also increases, showing a positive correlation.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What does a negative slope indicate about a line of best fit?
Back
A negative slope indicates that as one variable increases, the other variable decreases, showing a negative correlation.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
What is an outlier in a data set?
Back
An outlier is a data point that differs significantly from other observations in the data set, often appearing far away from the trend.
6.
FLASHCARD QUESTION
Front
How do you identify an outlier on a scatter plot?
Back
An outlier can be identified as a point that lies far away from the cluster of other points on the scatter plot.
Tags
CCSS.8.SP.A.1
7.
FLASHCARD QUESTION
Front
What is correlation in statistics?
Back
Correlation is a statistical measure that describes the extent to which two variables change together.
Tags
CCSS.HSS.ID.C.9
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