review functions and scatterplots

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+8
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a function in mathematics?
Back
A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
How can you determine if a graph represents y as a function of x?
Back
Use the vertical line test: if a vertical line intersects the graph at more than one point, then y is not a function of x.
3.
FLASHCARD QUESTION
Front
What does it mean if a graph has a linear association?
Back
A linear association means that the data points can be approximated by a straight line.
Tags
CCSS.8.F.A.3
4.
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 Cartesian plane.
Tags
CCSS.8.SP.A.1
5.
FLASHCARD QUESTION
Front
What does a positive association in a scatterplot indicate?
Back
A positive association indicates that as one variable increases, the other variable also tends to increase.
Tags
CCSS.HSS.ID.B.5
6.
FLASHCARD QUESTION
Front
What does a negative association in a scatterplot indicate?
Back
A negative association indicates that as one variable increases, the other variable tends to decrease.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What does 'no association' mean in the context of a scatterplot?
Back
No association means that there is no discernible relationship between the two variables; changes in one do not affect the other.
Tags
CCSS.HSF-LE.A.1B
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