Scatter Plots and Trend Lines
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a line of best fit used for?
Back
To make predictions.
Tags
CCSS.8.SP.A.2
2.
FLASHCARD QUESTION
Front
What type of association exists when the number of notebooks bought increases and the total cost also increases?
Back
Positive association.
Tags
CCSS.HSF-LE.A.1B
3.
FLASHCARD QUESTION
Front
If the temperature is around 80°, how many guests should be expected based on the trend line?
Back
8,300.
4.
FLASHCARD QUESTION
Front
What is the type of association when there is no clear relationship between two variables?
Back
No association.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
Are there any outliers in the data set if one point is (45, 8)?
Back
Yes, (45, 8).
6.
FLASHCARD QUESTION
Front
What does a scatter plot represent?
Back
A scatter plot represents the relationship between two quantitative variables.
Tags
CCSS.8.SP.A.1
7.
FLASHCARD QUESTION
Front
What is a trend line?
Back
A trend line is a straight line that best represents the data on a scatter plot.
Tags
CCSS.8.EE.B.5
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