Linear Regression
Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Linear Regression?
Back
Linear Regression is a statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.
Tags
CCSS.8.SP.A.2
2.
FLASHCARD QUESTION
Front
What does the equation of a linear regression look like?
Back
The equation of a linear regression is typically written as y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.HSF.LE.B.5
3.
FLASHCARD QUESTION
Front
What is the slope in a linear regression equation?
Back
The slope (m) indicates the rate of change of the dependent variable (y) for each unit change in the independent variable (x).
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What is the y-intercept in a linear regression equation?
Back
The y-intercept (b) is the value of y when the independent variable (x) is zero.
Tags
CCSS.HSF.LE.B.5
5.
FLASHCARD QUESTION
Front
How do you interpret a positive slope in linear regression?
Back
A positive slope indicates that as the independent variable increases, the dependent variable also increases.
Tags
CCSS.HSF.LE.B.5
6.
FLASHCARD QUESTION
Front
How do you interpret a negative slope in linear regression?
Back
A negative slope indicates that as the independent variable increases, the dependent variable decreases.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
What does it mean if there is no association in a linear regression?
Back
No association means that changes in the independent variable do not affect the dependent variable.
Tags
CCSS.HSF-LE.A.1B
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