International organisation for standardisation

Review of pooled score data

All data provided by the four test sites have been pooled into one excel table. No post screening rule regarding the order of the score of anchors and hidden reference is stated in the workplan for the ELD-Verification test. Discussion on two possibiblities:

1. 
   HR > LP7 > LP3 (used for Speech and Audio Test)
   
2. 
   HR >= LP7 >= LP3 (was used for HE-AAC verification test)
   

The task group proposed to apply the rule (2) for the postscreening of set of data. The data was verified by the task group. The request from Dolby to include one listener should be rejected in order to keep the rules for post screening simple.

Summary of the data pooling is shown in the following table: