Scatterplots Flashcard Review

Front

What is a scatterplot?

Back

A scatterplot is a graph that displays values for typically two variables for a set of data. Each point represents an observation in the dataset.

Tags

CCSS.8.SP.A.1

Front

What does a positive association in a scatterplot indicate?

Back

A positive association indicates that as one variable increases, the other variable also tends to increase.

Tags

CCSS.HSS.ID.B.5

Front

What does a negative association in a scatterplot indicate?

Back

A negative association indicates that as one variable increases, the other variable tends to decrease.

Tags

CCSS.HSS.ID.B.5

Front

What is a linear association?

Back

A linear association is when the data points in a scatterplot can be approximated by a straight line.

Tags

CCSS.8.F.A.3

Front

What is a non-linear association?

Back

A non-linear association is when the data points in a scatterplot do not follow a straight line pattern.

Tags

CCSS.8.F.A.3

Front

What is the strength of an association in a scatterplot?

Back

The strength of an association refers to how closely the data points cluster around a line of best fit. Strong associations have points that are close together, while weak associations have points that are more spread out.

Tags

CCSS.HSF-LE.A.1B

Front

What is a cluster in a scatterplot?

Back

A cluster is a group of points that lie close together in a scatterplot.

Tags

CCSS.8.SP.A.1

Front

What is an outlier in a scatterplot?

Back

An outlier is a data point that is significantly different from the other points in the dataset, often lying far away from the trend.

Tags

CCSS.8.SP.A.1

Front

How can you determine the direction of a trend in a scatterplot?

Back

The direction of a trend can be determined by observing whether the points slope upwards (positive trend) or downwards (negative trend) as you move from left to right.

Tags

CCSS.HSS.ID.B.5

Front

What does it mean if a scatterplot has no association?

Back

If a scatterplot has no association, it means there is no discernible pattern or relationship between the two variables.

Tags

CCSS.HSS.ID.B.5