Bivariate Data

Front

What is bivariate data?

Back

Bivariate data involves two variables and is used to determine the relationship between them.

Tags

CCSS.6.SP.B.5B

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 Cartesian plane.

Tags

CCSS.8.SP.A.1

Front

What does the line of best fit represent?

Back

The line of best fit represents the trend in the data points of a scatter plot, showing the overall direction of the relationship between the two variables.

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CCSS.8.SP.A.2

Front

What is the equation of a line in slope-intercept form?

Back

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

How do you determine the slope of a line?

Back

Tags

CCSS.8.EE.B.5

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

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

Front

What is correlation in statistics?

Back

Correlation measures the strength and direction of a linear relationship between two variables.

Tags

CCSS.HSF-LE.A.1B

Front

What is a strong positive correlation?

Back

A strong positive correlation means that the data points are closely clustered around a line with a positive slope.

Tags

CCSS.HSS.ID.B.5

Front

What is a weak correlation?

Back

A weak correlation means that the data points are spread out and do not closely follow a trend line.

Tags

CCSS.HSS.ID.B.5