PM95720: SPSS STATISTICS TSMODEL ALGORITHMS SECTION INITIALIZATION OF EXPONENTIAL SMOOTHING CONTAINS INCORRECT FORMULAS

Subscribe

You can track all active APARs for this component.

APAR status

  • Closed as fixed if next.

Error description

  • You're attempting to understand or manually replicate forecasts
    from an exponential smoothing model from the TSMODEL procedure
    (Analyze>Forecasting>Create Models in the menus) and are
    consulting the statistical algorithms in order to aid in this
    endeavor. The formulas do not allow you to correctly reproduce
    fitted values and forecasts for models with trend components.
    

Local fix

  • There are errors in some formulas in this section of the TSMODEL
    algorithms. These will be corrected in a future release. For
    affected versions, consult Technote 1647885 for correction
    information. We apologize for any resulting inconvenience.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * see APAR text                                                *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * This issue has been addressed in IBM SPSS Statistics 23      *
    * release                                                      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * This issue has been addressed in IBM SPSS Statistics 23      *
    * release                                                      *
    ****************************************************************
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PM95720

  • Reported component name

    SPSS STATISTICS

  • Reported component ID

    5725A54ST

  • Reported release

    L00

  • Status

    CLOSED FIN

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-08-23

  • Closed date

    2015-05-18

  • Last modified date

    2015-05-18

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

Applicable component levels

  • RN00 PSN

       UP

  • RN00 PSY

       UP



Document information


More support for:

SPSS Statistics
Statistics Desktop

Software version:

21.0

Reference #:

PM95720

Modified date:

2015-05-18

Translate my page

Content navigation