Flashcard- Scatter Plots and Trend Lines
Flashcard
•
Mathematics
•
9th 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 grid.
Tags
CCSS.8.SP.A.1
2.
FLASHCARD QUESTION
Front
What does a positive correlation indicate in a scatter plot?
Back
A positive correlation indicates that as one variable increases, the other variable also tends to increase.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What does a negative correlation indicate in a scatter plot?
Back
A negative correlation indicates that as one variable increases, the other variable tends to decrease.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What does 'no correlation' mean in the context of scatter plots?
Back
No correlation means there is no apparent relationship between the two variables; changes in one variable do not predict changes in the other.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What is a line of best fit?
Back
A line of best fit is a straight line that best represents the data on a scatter plot, used to make predictions about future data points.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
How do you determine the equation of a line of best fit?
Back
The equation of a line of best fit can be determined using statistical methods such as linear regression.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
What is the purpose of using a line of best fit in data analysis?
Back
The purpose is to make predictions based on the trend observed in the data.
Tags
CCSS.8.SP.A.2
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