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Message type: E = Error
Message class: THM_CENTRAL - Central messages for E-HA
Message number: 704
Message text: Valid range of R^2 is between 0 and 1
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THM_CENTRAL704
- Valid range of R^2 is between 0 and 1 ?The SAP error message "THM_CENTRAL704 Valid range of R^2 is between 0 and 1" typically occurs in the context of statistical analysis or modeling within SAP systems, particularly when dealing with regression analysis or similar statistical functions. The error indicates that the R-squared (R²) value, which is a statistical measure of how well the regression predictions approximate the real data points, is outside the valid range of 0 to 1.
Cause:
- Incorrect Data Input: The data being analyzed may contain errors, such as missing values, outliers, or incorrect data types that lead to an invalid calculation of R².
- Model Specification Issues: The model being used may not be appropriate for the data, leading to nonsensical results.
- Calculation Errors: There may be a bug or issue in the calculation logic within the SAP system or the specific module being used.
Solution:
Check Data Quality:
- Review the dataset for any missing values, outliers, or incorrect data types. Clean the data as necessary.
- Ensure that the data is properly formatted and that all necessary variables are included in the analysis.
Review Model Specification:
- Ensure that the model you are using is appropriate for the data. Consider whether the relationships you are trying to model are linear or if a different type of model is more suitable.
- If using multiple regression, check for multicollinearity or other issues that might affect the model's performance.
Recalculate R²:
- After addressing any data quality or model specification issues, attempt to recalculate the R² value.
- If the error persists, consider using alternative statistical software or tools to verify the results.
Consult Documentation:
- Review SAP documentation or help resources related to the specific module you are using for any known issues or additional troubleshooting steps.
Seek Support:
- If you are unable to resolve the issue, consider reaching out to SAP support or your internal IT team for assistance. Provide them with details about the data, the model being used, and the steps taken to reproduce the error.
Related Information:
By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.
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