Set the USE_REP_AVERAGE_FOR_PERCENT_DIFFERENCE Preference

Use this activity to set the USE_REP_AVERAGE_FOR_PERCENT_DIFFERENCE application preference to have the system use either the absolute difference between the duplicate/replicate sample scheme analyte's Final Numeric Value and the average of the duplicate/replicate sample scheme analyte's Final Numeric Value and the original sample scheme analyte's Final Numeric Value, or the absolute difference between the duplicate/replicate sample scheme analyte's Final Numeric Value and original sample scheme analyte's Final Numeric Value, in the calculation of the percent difference between the pairs of samples.

The Scope for this preference is usually set at user level.

Activity Steps

1. Access the CCPREF—Preference application from the main menu or quick launch to display the CCPREF—Search Preference screen.
2. Enter the Preference Name—USE_REP_AVERAGE_FOR_PERCENT_DIFFERENCE
3. Click Submit.
4. Open the preference with the lowest level of scope to display the CCPREF—Preference Detail screen.
5. If Is System is checked, then:
   1. Uncheck Is System.
   2. Click Submit.
6. Ensure that Setting Type is set to BOOLEAN.
7. To have the system use the absolute difference between the duplicate/replicate result and the average of the duplicate/replicate and original result for the percentage difference calculation, check Setting Value.
8. To have the system use the absolute difference between the duplicate/replicate result and the original result, uncheck Setting Value.
9. Set the Preference Type to PREFERENCE.
10. Ensure Is Active is checked.
11. Click Submit.
12. If Is System was initially checked, then:
    1. Check Is System.
    2. Click Submit.