Math 8 - Scatterplots and Trend Lines (Flashcard 11.2)
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+5
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 variables by displaying data points on a two-dimensional grid.
Tags
CCSS.8.SP.A.1
2.
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, indicating the general direction of the data points.
Tags
CCSS.HSF-LE.A.1B
3.
FLASHCARD QUESTION
Front
How do you determine the line of best fit?
Back
The line of best fit is determined by visually assessing which line minimizes the distance between itself and all the data points.
Tags
CCSS.8.SP.A.2
4.
FLASHCARD QUESTION
Front
What does the slope of a trend line represent?
Back
The slope of a trend line represents the rate of change between the two variables being compared.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
How can you use a trend line to make predictions?
Back
You can use a trend line to predict values by extending the line and finding where it intersects with the value of interest.
Tags
CCSS.8.SP.A.3
6.
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
7.
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
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