Unit 4.D CW: Scatterplots and Line of Best Fit
Flashcard
•
Mathematics
•
8th - 11th Grade
•
Practice Problem
•
Hard
+6
Standards-aligned
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 variables by displaying data points on a two-dimensional axis.
Tags
CCSS.HSF-IF.C.7A
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 in the data, showing the general direction that the data points follow.
Tags
CCSS.8.SP.A.2
3.
FLASHCARD QUESTION
Front
How can you use a scatter plot to make predictions?
Back
You can use the line of best fit to estimate values for one variable based on the value of another variable.
4.
FLASHCARD QUESTION
Front
What is a positive correlation?
Back
A positive correlation occurs when one variable increases as the other variable also increases.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What is a negative correlation?
Back
A negative correlation occurs when one variable increases while the other variable decreases.
Tags
CCSS.HSS.ID.B.5
6.
FLASHCARD QUESTION
Front
What does it mean if there is no correlation between two variables?
Back
No correlation means that there is no predictable relationship between the two variables; changes in one do not affect the other.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
How do you determine the slope of a line of best fit?
Back
The slope of a line of best fit is determined by the change in the y-value divided by the change in the x-value between two points on the line.
Tags
CCSS.8.EE.B.5
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