Scatter Plots

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

Front

What does a positive linear association in a scatter plot indicate?

Back

A positive linear association indicates that as one variable increases, the other variable also increases.

Tags

CCSS.HSF.IF.B.4

Front

What does a negative linear association in a scatter plot indicate?

Back

A negative linear association indicates that as one variable increases, the other variable decreases.

Tags

CCSS.HSF.IF.B.4

Front

What does no association mean in a scatter plot?

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

Front

What is a nonlinear association?

Back

A nonlinear association occurs when the relationship between two variables cannot be accurately represented by a straight line.

Tags

CCSS.8.F.A.3

Front

What is correlation in the context of scatter plots?

Back

Correlation refers to the strength and direction of a relationship between two variables, which can be positive, negative, or none.

Tags

CCSS.HSS.ID.B.5

Front

What does it mean if a scatter plot shows a strong correlation?

Back

A strong correlation means that the data points are closely clustered around a line, indicating a consistent relationship between the variables.

Tags

CCSS.HSS.ID.B.5

Front

How can you identify a negative correlation in a scatter plot?

Back

A negative correlation can be identified when the data points slope downwards from left to right, indicating that as one variable increases, the other decreases.

Tags

CCSS.HSS.ID.B.5

Front

What is an example of a positive correlation?

Back

An example of a positive correlation is the relationship between the number of hours studied and test scores; as study time increases, test scores tend to increase.

Tags

CCSS.HSS.ID.B.5

Front

What is an example of a negative correlation?

Back

An example of a negative correlation is the relationship between outside temperature and the number of layers of clothing worn; as temperature increases, the number of layers typically decreases.

Tags

CCSS.HSS.ID.B.5