Bivariate Data

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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

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What is a scatterplot?

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A scatterplot is a graph that displays values for two variables for a set of data, showing how they relate to each other.

Tags

CCSS.8.SP.A.1

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What is a line of best fit?

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A line of best fit is a straight line that best represents the data on a scatterplot, showing the trend of the data.

Tags

CCSS.8.EE.B.5

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What does correlation mean in statistics?

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Correlation refers to the degree to which two variables move in relation to each other.

Tags

CCSS.HSS.ID.C.9

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What is a positive correlation?

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A positive correlation means that as one variable increases, the other variable also increases.

Tags

CCSS.HSS.ID.B.5

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What is a negative correlation?

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A negative correlation means that as one variable increases, the other variable decreases.

Tags

CCSS.HSS.ID.B.5

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What is an outlier in a dataset?

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An outlier is a data point that is significantly different from other observations in the dataset.

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How do you identify a linear correlation in a scatterplot?

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A linear correlation can be identified if the points in the scatterplot form a straight line pattern.

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

Back

The equation of a line in slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does the slope of a line represent?

Back

The slope of a line represents the rate of change of the dependent variable with respect to the independent variable.

Tags

CCSS.8.EE.B.5