Scatter Plots

Front

What is a scatter plot?

Back

A scatter plot 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 line of best fit represent in a scatter plot?

Back

The line of best fit shows the general direction that the data points follow, helping to identify trends in the data.

Front

What does a positive correlation mean in a scatter plot?

Back

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

Front

What does a negative correlation mean in a scatter plot?

Back

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

Front

What is an outlier in a scatter plot?

Back

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

Front

How can you tell if a scatter plot shows a linear relationship?

Back

A scatter plot shows a linear relationship if the data points roughly form a straight line.

Front

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

Back

No correlation means that there is no apparent relationship between the two variables; the data points are scattered randomly.

Front

What is the purpose of using scatter plots?

Back

Scatter plots are used to visually display the relationship between two quantitative variables and to identify trends, patterns, or correlations.

Front

What is the difference between correlation and causation?

Back

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

Front

What does the term 'data points' refer to in a scatter plot?

Back

Data points are the individual values plotted on the graph, representing the relationship between the two variables.