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 positive correlation indicate in a scatter plot?

Back

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

Front

What does a negative correlation indicate in a scatter plot?

Back

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

Front

What does 'no association' mean in the context of scatter plots?

Back

'No association' means that there is no discernible relationship between the two variables being plotted.

Front

How can you identify a strong positive correlation in a scatter plot?

Back

A strong positive correlation is identified when the data points closely follow a straight line that slopes upwards.

Front

How can you identify a strong negative correlation in a scatter plot?

Back

A strong negative correlation is identified when the data points closely follow a straight line that slopes downwards.

Front

What does a weak correlation look like in a scatter plot?

Back

A weak correlation appears when the data points are more spread out and do not closely follow a straight line.

Front

What is the purpose of using scatter plots?

Back

Scatter plots are used to visually represent the relationship between two 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 implies that one variable directly affects the other.

Front

What type of correlation is shown if the scatter plot data points form a downward slope?

Back

A downward slope indicates a negative correlation.