Scatter Plots
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+6
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 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 calculate the slope of a line given two points (x1, y1) and (x2, y2)?
Back
The slope (m) is calculated using the formula: m = (y2 - y1) / (x2 - x1).
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What does a positive slope indicate in a scatter plot?
Back
A positive slope indicates that as one variable increases, the other variable also increases.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
What does a negative slope indicate in a scatter plot?
Back
A negative slope indicates that as one variable increases, the other variable decreases.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
What is the purpose of the line of best fit?
Back
The purpose of the line of best fit is to summarize the relationship between the variables and make predictions based on the data.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
What does it mean if there is no correlation in a scatter plot?
Back
No correlation means that there is no discernible relationship between the two variables; the data points do not follow a pattern.
Tags
CCSS.HSS.ID.B.5
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