Read through the articles related to tips and tricks, demos, and more to help you use NumXL to its full potential.
What exactly is the Hurst Exponent? How do we use it in Excel? And how do we interpret the calculated values? In our latest issue of Tips & Tricks, we will go over the Hurst exponent in-depth to help you develop intuition and insight into the subject.
This week, we focus our attention on your burning questions about goodness-of-fit functions, like What are the different functions for the goodness of fit? How
This issue is brimming with info about a key tool in our time series arsenal toolbox: correlogram analysis. We take you first through the auto-correlation and the partial auto-correlation functions definition.Next, we derive and highlight the common patterns in the ACFi and PACFi plots generated by AR, MAi and ARMAi type of processes. Finally, we draw a number of observations and drive quick intuitions to further help us identifying the candidate model(s) and its order using only ACF/PACF plots set.
In this week’s issue of Tips & Tricks, we use the NumXL package to demystify the normality test, a common diagnostic tool in econometric and
This week, the “Tips & Tricks” newsletter tackles the issue of the volatility forecast using GARCH Modeling techniques. Starting with S&P 500 ETF monthly prices, the
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