Scatter Plots and Line of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
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.
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.
3.
FLASHCARD QUESTION
Front
How do you determine if a line is an accurate line of best fit?
Back
A line is an accurate line of best fit if it minimizes the distance between itself and all the data points, ideally passing through the center of the data distribution.
4.
FLASHCARD QUESTION
Front
What is a positive association in a scatter plot?
Back
A positive association occurs when, as one variable increases, the other variable also tends to increase, resulting in an upward trend in the scatter plot.
5.
FLASHCARD QUESTION
Front
What is a negative association in a scatter plot?
Back
A negative association occurs when, as one variable increases, the other variable tends to decrease, resulting in a downward trend in the scatter plot.
6.
FLASHCARD QUESTION
Front
What does it mean if there is no association between two variables in a scatter plot?
Back
No association means that there is no discernible pattern or relationship between the two variables; the data points are scattered randomly.
7.
FLASHCARD QUESTION
Front
What is the equation of a line in slope-intercept form?
Back
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