Data relationship is how a variable’s behavior affects other variables.
One of the powerful charts to find relationship are scatter and bubble charts, as they allow us to measure the relationship between two variables or more.
Scatter chart is a good chart to find a relationship between variables.
The following demo visualizes the relationship between the GDP per capita and the life satisfaction. According to the chart, the countries with a higher GDP per capita have a higher self-reported life satisfaction index.
The bubble chart is used to visualize relationship up to four variables.In this demo, the chart visualizes the relationship between countries productivity, annual working hours and GDP. According to the chart, strong GDP and high productivity are associated with low working hours.