Scatterplot Intro

Front

What is a scatterplot?

Back

A scatterplot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.

Front

What does a positive relationship in a scatterplot indicate?

Back

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

Front

What does a negative relationship in a scatterplot indicate?

Back

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

Front

What does it mean if a scatterplot shows no relationship?

Back

It means that there is no discernible pattern or correlation between the two variables.

Front

How can you identify a positive correlation in a scatterplot?

Back

A positive correlation can be identified by a pattern where data points slope upwards from left to right.

Front

How can you identify a negative correlation in a scatterplot?

Back

A negative correlation can be identified by a pattern where data points slope downwards from left to right.

Front

What is an example of a negative correlation?

Back

An example of a negative correlation is the relationship between the age of a car and its value.

Front

What is an example of a positive correlation?

Back

An example of a positive correlation is the relationship between the amount of rainfall and the water level in a lake.

Front

What does it mean if a scatterplot has a cluster of points?

Back

A cluster of points indicates that there is a strong relationship between the two variables in that area.

Front

What is the purpose of using scatterplots?

Back

Scatterplots are used to visually represent the relationship between two variables and to identify trends or correlations.