What is a line of best fit?
Line of Best Fit Review

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
A 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.
2.
FLASHCARD QUESTION
Front
How do you calculate the line of best fit?
Back
You can calculate the line of best fit using methods like least squares regression, which minimizes the distance between the data points and the line.
3.
FLASHCARD QUESTION
Front
What does the slope of a line of best fit represent?
Back
The slope represents the rate of change of the dependent variable (y) with respect to the independent variable (x).
4.
FLASHCARD QUESTION
Front
What does the y-intercept of a line of best fit indicate?
Back
The y-intercept indicates the value of y when x is zero, representing the starting point of the relationship.
5.
FLASHCARD QUESTION
Front
What is an outlier in a scatterplot?
Back
An outlier is a point that is far outside the main cluster of points, which can affect the line of best fit.
6.
FLASHCARD QUESTION
Front
What does a positive association in a scatterplot mean?
Back
A positive association means that as one variable increases, the other variable also tends to increase.
7.
FLASHCARD QUESTION
Front
What does a negative association in a scatterplot mean?
Back
A negative association means that as one variable increases, the other variable tends to decrease.
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