Scatter plots and Trend lines
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+3
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 quantitative variables by displaying data points on a two-dimensional axis.
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 best fit trend line for a scatter plot?
Back
The best fit trend line is determined by minimizing the distance between the data points and the line, often using the least squares method.
4.
FLASHCARD QUESTION
Front
What does a positive trend line indicate in a scatter plot?
Back
A positive trend line indicates that as one variable increases, the other variable also tends to increase.
5.
FLASHCARD QUESTION
Front
What does a negative trend line indicate in a scatter plot?
Back
A negative trend line indicates that as one variable increases, the other variable tends to decrease.
6.
FLASHCARD QUESTION
Front
What is the purpose of using a trend line in a scatter plot?
Back
The purpose of using a trend line is to summarize the relationship between the variables and to make predictions based on the data.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
How can you use a trend line to make predictions?
Back
You can use a trend line to predict the value of one variable based on the value of another by finding the corresponding point on the line.
Tags
CCSS.8.EE.B.5
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