A variable is an event, idea, value or some other object or category that a researcher or business can measure. Variables can be dependent or independent. Dependent variables vary by the factors that ...

Different types of graphs and charts are needed to present results from experiments. Graphs and charts need to be drawn and labelled correctly. Use patterns in the data to reach a conclusion in an ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Never use more dimensions in your figure than there are variables in the data ...