Line of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
Wayground Content
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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 does a positive correlation indicate?
Back
A positive correlation indicates that as one variable increases, the other variable also increases.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What does a negative correlation indicate?
Back
A negative correlation indicates that as one variable increases, the other variable decreases.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What is the slope of a line?
Back
The slope of a line is a measure of its steepness, calculated as the change in the y-coordinate divided by the change in the x-coordinate.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
How do you find the slope from two points (x1, y1) and (x2, y2)?
Back
The slope (m) is calculated using the formula: m = (y2 - y1) / (x2 - x1).
Tags
CCSS.8.EE.B.5
6.
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 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
7.
FLASHCARD QUESTION
Front
What is the y-intercept?
Back
The y-intercept is the point where the line crosses the y-axis, represented by the value of y when x = 0.
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