If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Data is rarely so uniform and predictable that plotting data points creates a perfectly linear arrangement. Scatter charts might have wildly varying plots that create a seemingly random correlation ...

Edit your horizontal chart data in Excel 2007 with a variety of available tools. Change the data, format, titles and scale of your scatterplot's horizontal axis. Scatterplots are a type of chart in ...