Scatter Plots

Front

What is a scatter plot?

Back

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

Front

What does a negative correlation in a scatter plot indicate?

Back

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

Front

What does a positive correlation in a scatter plot indicate?

Back

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

Front

What is an outlier in a scatter plot?

Back

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

Front

What does the x-axis represent in a scatter plot?

Back

The x-axis typically represents the independent variable in a scatter plot.

Front

What does the y-axis represent in a scatter plot?

Back

The y-axis typically represents the dependent variable in a scatter plot.

Front

How can you identify a correlation in a scatter plot?

Back

You can identify a correlation by observing the direction and pattern of the data points; if they trend upwards, it's positive; if they trend downwards, it's negative.

Front

What is the purpose of a scatter plot?

Back

The purpose of a scatter plot is to visually display the relationship between two variables and to identify any correlations or patterns.

Front

What is the difference between correlation and causation?

Back

Correlation indicates a relationship between two variables, while causation indicates that one variable directly affects the other.

Front

What does it mean if there is no correlation in a scatter plot?

Back

No correlation means that there is no discernible relationship between the two variables; the data points do not follow any trend.