Scatter Plot & Line of Best Fit Practice
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 a scatter plot?
Back
A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.
Tags
CCSS.8.SP.A.1
2.
FLASHCARD QUESTION
Front
What does the line of best fit represent in a scatter plot?
Back
The line of best fit represents the trend of the data points in a scatter plot, indicating the general direction of the relationship between the variables.
Tags
CCSS.8.SP.A.2
3.
FLASHCARD QUESTION
Front
How do you determine if a line of best fit is accurate?
Back
A line of best fit is considered accurate if it minimizes the distance between itself and the data points, ideally having an equal number of points above and below it.
4.
FLASHCARD QUESTION
Front
What does it mean if there are too many data points above the line of best fit?
Back
It suggests that the line may underestimate the relationship, indicating that the actual values are generally higher than predicted by the line.
Tags
CCSS.HSF.LE.B.5
5.
FLASHCARD QUESTION
Front
What does it mean if there are too many data points below the line of best fit?
Back
It suggests that the line may overestimate the relationship, indicating that the actual values are generally lower than predicted by the line.
Tags
CCSS.HSF.LE.B.5
6.
FLASHCARD QUESTION
Front
What is the y-intercept in the context of a line of best fit?
Back
The y-intercept is the point where the line crosses the y-axis, representing the expected value of y when x is zero.
Tags
CCSS.HSF.LE.B.5
7.
FLASHCARD QUESTION
Front
How can you estimate calories burned from a scatter plot?
Back
You can estimate calories burned by locating the corresponding data point on the scatter plot and reading the value from the y-axis.
Tags
CCSS.8.SP.A.1
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