Help pages for SOCR Modeler

This is a general help for the SOCR Modeler included in the list of modelers. Specific Modeler Activities are available here.

Introduction

These interactive Modeler applets allow you to:

• Sample/simulate data from any of the SOCR distributions
• Fit distribution or base-function models to observed or simulated data
• Visualize the fitting results and obtain quantitative assessment of quality of fit.

How to use the Interactive Modeler Applets?

• Simulate or enter data by reading a file, manually entering or via graphical clicks on the Graphing panel
• Choose a model to fit
• Select parameters, or click the "estimate parameters" button
• Model is fit automatically

Main Components of SOCR Modeler Applet Interface

• SOCR Modeler URL, in the web browser address bar on the top.
• Left Panel
  • Drop-down list of available SOCR Modelers
  • Vertical Scale of the distribution model and Raw-data check boxes
  • Check-boxes for user-specified parameters, or MLE-estimates of these parameters from the data.
    • In case of clicking the user specified parameters check-box, parameter-selection boxes are included below
• Right Panel
  • A set of self-explanatory action buttons (top)
  • Set of sliders for graph and field-of-view control
  • Tabs panels allowing the selection of different main window (Data, Graph, Results, About and Random Data Generation
  • Main Interactive Graphing Tab-panel

Notes

• We are in the process of extending the collection of models that can be fit to data
• To report bugs or make recommendations please visit: http://www.socr.ucla.edu/

Examples

• SOCR_EduMaterials_ModelerActivities

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