Latest News and Posts

Keep your forecasting skills sharp by checking out the articles below.

  • Blog

How do I measure forecast accuracy?

Measuring forecast accuracy is critical for benchmarking and continuously improving your forecasting process, but where do we start? This article explores why we should measure accuracy, what we need to track, and the key metrics we need to understand to make sense of the data.

  • Blog

How do I use Statistical Models to Forecast Sales?

There’s no question that judgment can (and probably should!) play a significant role in arriving at your final, consensus forecast–but statistical forecasting can offer a level of automation and insight that can substantially improve your forecast accuracy.

  • Blog

Understanding Pareto (ABC) Analysis

In the 19th century Dr. Wilfredo Pareto, an Italian economist, gave birth to the “80/20 rule” when he observed that 80% of the country’s wealth was held by 20% of the population. Today, many organizations find that the 80/20 rule (or a similar ratio) applies to their products—80% of their revenue comes from 20% of their products. […]

  • Blog

Box-Jenkins Forecasting

Box-Jenkins (ARIMA) is an important forecasting method that can yield highly accurate forecasts for certain types of data. In this installment of Forecasting 101 we’ll examine the pros and cons of Box-Jenkins modeling, provide a conceptual overview of how the technique works and discuss how best to apply it to business data. […]

  • Blog

How to Forecast Data Containing Outliers

An outlier is a data point that falls outside of the expected range of the data (i.e., it is an unusually large or small data point). If you ignore outliers in your data, there is a danger that they can have a significant adverse impact on your forecasts. This article surveys three different approaches to forecasting data containing outliers, discusses [...]

  • Blog

The Anatomy of a Forecast

When you use a statistical model to generate a 12-month forecast, you get more than just twelve numbers. You also get a great deal of information about how the forecast was generated, the model’s fit to the historic data and different measures of expected forecast accuracy. In this article, we dissect and catalogue the different [...]

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