What is the line of best fit?
Line of best fit review

Flashcard
•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The line of best fit is a straight line that best represents the data on a scatter plot, showing the trend of the data points.
2.
FLASHCARD QUESTION
Front
How do you determine the line of best fit using a calculator?
Back
You can determine the line of best fit using a calculator by inputting the data points and using the regression function to calculate the equation of the line.
3.
FLASHCARD QUESTION
Front
What is the general form of a linear equation?
Back
The general form of a linear equation is y = mx + b, where m is the slope and b is the y-intercept.
4.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a line of best fit?
Back
The slope of a line represents the rate of change of the dependent variable (y) with respect to the independent variable (x).
5.
FLASHCARD QUESTION
Front
What does the y-intercept represent in a line of best fit?
Back
The y-intercept represents the value of y when x is zero, indicating where the line crosses the y-axis.
6.
FLASHCARD QUESTION
Front
How can you visually identify the line of best fit on a scatter plot?
Back
You can visually identify the line of best fit by drawing a straight line that minimizes the distance between itself and all the data points.
7.
FLASHCARD QUESTION
Front
What is the purpose of the line of best fit in data analysis?
Back
The purpose of the line of best fit is to summarize the relationship between two variables and make predictions based on that relationship.
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