Scatter Plots

Front

What is a scatter plot?

Back

A graph that shows the relationship of two data sets.

Front

What is a line of best fit used for?

Back

To make predictions.

Front

What do we call a point that does not fit the pattern of the other dots in a scatter plot?

Back

An outlier.

Front

True or False: Scatterplots show trends in data.

Back

True.

Front

Which sentence describes the relationship shown on this scatterplot: As the temperature increases, the number of visitors increases?

Back

This shows a positive correlation.

Front

What does it mean if two variables have a positive correlation?

Back

As one variable increases, the other variable also increases.

Front

What does it mean if two variables have a negative correlation?

Back

As one variable increases, the other variable decreases.

Front

What is the purpose of using a scatter plot?

Back

To visualize the relationship between two variables.

Front

What is an outlier in a scatter plot?

Back

A point that is significantly different from the other points.

Front

What can you infer from a scatter plot with no clear pattern?

Back

There is no correlation between the variables.