Scatterplots and Lines of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+3
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scatterplot?
Back
A scatterplot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional plane.
Tags
CCSS.8.SP.A.1
2.
FLASHCARD QUESTION
Front
What does a line of best fit represent in a scatterplot?
Back
A line of best fit is a straight line that best represents the data points in a scatterplot, indicating the overall trend of the data.
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
How do you identify a positive association in a scatterplot?
Back
A positive association is identified when, as one variable increases, the other variable also tends to increase, resulting in an upward trend.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What is an outlier in a scatterplot?
Back
An outlier is a data point that significantly differs from the other points in the dataset, often appearing far away from the trend.
Tags
CCSS.8.SP.A.1
5.
FLASHCARD QUESTION
Front
How can you predict values using a scatterplot?
Back
You can predict values by using the line of best fit to estimate the value of one variable based on the value of another.
6.
FLASHCARD QUESTION
Front
What does a negative association look like in a scatterplot?
Back
A negative association is observed when, as one variable increases, the other variable tends to decrease, resulting in a downward trend.
Tags
CCSS.HSF-LE.A.1B
7.
FLASHCARD QUESTION
Front
What is the purpose of a trend line in a scatterplot?
Back
The purpose of a trend line is to summarize the relationship between the variables and to make predictions about future data points.
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