What does the equation of a line in the form y = mx + b represent?
M1. 5.1-5.2 Analyze Line of Best Fit Eqtns

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Mathematics
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8th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
It represents a linear relationship between two variables, where m is the slope and b is the y-intercept.
2.
FLASHCARD QUESTION
Front
What is the meaning of the slope (m) in a linear equation?
Back
The slope indicates the rate of change of the dependent variable (y) with respect to the independent variable (x).
3.
FLASHCARD QUESTION
Front
What does the y-intercept (b) represent in a linear equation?
Back
The y-intercept is the value of y when x is 0, indicating the starting point of the line on the y-axis.
4.
FLASHCARD QUESTION
Front
How do you interpret a positive slope in a linear relationship?
Back
A positive slope indicates that as the independent variable increases, the dependent variable also increases.
5.
FLASHCARD QUESTION
Front
How do you interpret a negative slope in a linear relationship?
Back
A negative slope indicates that as the independent variable increases, the dependent variable decreases.
6.
FLASHCARD QUESTION
Front
What does a slope of 0 indicate about a line?
Back
A slope of 0 indicates a horizontal line, meaning there is no change in the dependent variable as the independent variable changes.
7.
FLASHCARD QUESTION
Front
What does the correlation coefficient (r) indicate in statistics?
Back
The correlation coefficient indicates the strength and direction of a linear relationship between two quantitative variables.
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