X13ARIMA-SEATS Wizard Issue With Open Files.
This article highlights an issue with the X13-ARIMA-SEATS Wizard when intermediate output files are open, especially if the system’s text editor is not Notepad.
January 31, 2025
On this page, find free resources on using NumXL functions and wizards in Microsoft Excel for data analysis and forecasting.
This article highlights an issue with the X13-ARIMA-SEATS Wizard when intermediate output files are open, especially if the system’s text editor is not Notepad.
This blog explains how to add NumXL as a Trusted Publisher to enable its add-ins after the MIS/IT department imposed new security policies restricting application add-ins and macros in Microsoft Excel.
This article shows how to fix the “the app you’re trying to install isn’t a Microsoft-verified app” error while installing NumXL
Windows update causes NumXL errors; resolve by adding exception for NumXL files as per Microsoft’s guidelines.
The tutorial describes the steps to migrate existing X12ARIMA models to the latest X-13ARIMA-SEATS model in Microsoft Excel.
In this issue, we tackle the Interpolation function in NumXL using an example + FAQs for different methods (e.g., step, cubic spline, etc.).
In this article, we discuss how to use quarterly data with X-13ARIMA-SEATS and tackle some of the ambiguities that can arise.
In this article, we show you how to backtest on the X-13ARIMA-SEATS forecast of seasonally-adjusted and final values in your time series.
This article covers Local Regression – NxLOCREG(.) and Kernel Regression – NxKREG(.), two different functions for non-parametric data fitting.
This article introduces the RMNA(.) function, a simple yet powerful tool for handling datasets with missing values
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