Microsoft Office's Excel application allows users to store, model and manipulate data sets. Excel spreadsheets organize this data into worksheets, each with a number of rows and columns. Each row or ...

When you dive into Excel, you quickly realize the power it holds for data analysis and prediction. Two of the most potent tools at your disposal are the TREND and FORECAST functions. These functions ...

Interpolation is forecasting using existing data to predict future patterns and values. Being able to forecast helps every business leader make the right decisions when it comes to cutting costs, ...

Your client, Dave’s BBQ, a local independent restaurant, is interested in determining the effect on sales revenue of certain advertising strategies. Dave has weekly data on advertising dollars spent ...