Scatter Lot, Line of Best Fit, Outliers
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Easy
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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
What is a negative association in a scatter plot?
Back
A negative association occurs when one variable increases while the other variable decreases, resulting in a downward trend in the scatter plot.
4.
FLASHCARD QUESTION
Front
What is an outlier in a scatter plot?
Back
An outlier is a data point that significantly differs from the other points in the scatter plot, often lying far away from the trend line.
5.
FLASHCARD QUESTION
Front
TRUE OR FALSE: A line of best fit must go through all data points.
Back
False. A line of best fit does not have to go through all data points; it aims to minimize the distance from all points.
6.
FLASHCARD QUESTION
Front
How can you determine the number of chapters in a book with 180 pages using a scatter plot?
Back
You can use the trend line in the scatter plot to estimate the number of chapters corresponding to 180 pages.
7.
FLASHCARD QUESTION
Front
What does a positive association in a scatter plot indicate?
Back
A positive association indicates that as one variable increases, the other variable also increases, resulting in an upward trend.
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