tailieunhanh - SAS/ETS 9.22 User's Guide 266

SAS/Ets User's Guide 266. Provides detailed reference material for using SAS/ETS software and guides you through the analysis and forecasting of features such as univariate and multivariate time series, cross-sectional time series, seasonal adjustments, multiequational nonlinear models, discrete choice models, limited dependent variable models, portfolio analysis, and generation of financial reports, with introductory and advanced examples for each procedure. You can also find complete information about two easy-to-use point-and-click applications: the Time Series Forecasting System, for automatic and interactive time series modeling and forecasting, and the Investment Analysis System, for time-value of money analysis of a variety of investments | 2642 F Chapter 39 Getting Started with Time Series Forecasting Figure Forecasting Project File Selection Window Select the WORK library from the Libraries list. The Catalogs list now shows all the SAS catalogs in the WORK library. Select the TEST catalog. The Projects list now shows the list of forecasting projects in the catalog TEST. So far you have created only one project file TESTPROJ so TESTPROJ is the only entry in the Projects list as shown in Figure . Saving and Restoring Project Information F 2643 Figure Forecasting Projects List Select TESTPROJ from the Projects list and then select the OK button. This returns you to the Time Series Forecasting window. The system loads the project information you saved in TESTPROJ and displays a message indicating this. The Project field is now set to and the description is the description you previously gave to TESTPROJ as shown in Figure . 2644 F Chapter 39 Getting Started with Time Series Forecasting Figure Time Series Forecasting Window after Loading Project If you now select the Manage Projects button you will see the list of series and forecasting models you created in the previous forecasting session. Sharing Projects If you plan to work with others on a forecasting project you might need to consider how project information can be shared. The series models and results of your project are stored in a forecasting project FMSPROJ catalog entry in the location you specify as illustrated in the previous section. You need only read access to the catalog to work with it but you must have write access to save the project. Multiple users cannot open a project for update at the same time but they can do so at different times if they all have write access to the catalog where it is stored. Project options settings such as the model selection criterion and number of models to keep are stored in an SLIST catalog entry in the SASUSER or TSFSUSER library. Write access to this .