Scatter Plots

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+4
Standards-aligned
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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 a line of best fit represent in a scatter plot?
Back
A line of best fit is a straight line that best represents the data points in a scatter plot, indicating the trend of the data.
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
How do you determine the equation of a line of best fit?
Back
The equation of a line of best fit can be determined using statistical methods such as linear regression, which calculates the slope and y-intercept based on the data points.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What is a positive association in a scatter plot?
Back
A positive association occurs when an increase in one variable corresponds to an increase in another variable, resulting in an upward trend in the scatter plot.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What is a negative association in a scatter plot?
Back
A negative association occurs when an increase in one variable corresponds to a decrease in another variable, resulting in a downward trend in the scatter plot.
Tags
CCSS.HSS.ID.B.5
6.
FLASHCARD QUESTION
Front
What does no association mean in a scatter plot?
Back
No association means that there is no discernible relationship between the two variables, and the data points do not show any clear trend.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What is the purpose of using a trend line in a scatter plot?
Back
A trend line helps to summarize the relationship between the variables, making it easier to see patterns and make predictions.
Tags
CCSS.8.SP.A.2
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