Scatterplot

Front

What is a scatterplot?

Back

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

Front

What does the trend line in a scatterplot represent?

Back

The trend line shows the general direction or pattern of the data points in a scatterplot.

Front

How can you use a scatterplot to make predictions?

Back

You can use the trend line to estimate values for one variable based on the value of another variable.

Front

What does a positive association in a scatterplot mean?

Back

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

Front

What does a negative association in a scatterplot mean?

Back

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

Front

What does 'no association' mean in a scatterplot?

Back

No association means that there is no clear relationship between the two variables; changes in one do not affect the other.

Front

What is the purpose of using scatterplots?

Back

Scatterplots are used to visually display and analyze the relationship between two quantitative variables.

Front

What is an example of a variable that could be plotted on a scatterplot?

Back

The number of chapters in a book and the total number of pages in that book.

Front

How do you interpret the data points in a scatterplot?

Back

Each data point represents a pair of values for the two variables being compared.

Front

What is the x-axis in a scatterplot?

Back

The x-axis is the horizontal line that represents one of the variables in the scatterplot.