RECOMMENDATION ITU-R BS.1286 - Methods for the subjective assessment of audio systems with accompanying picture ANNEX 1 1 General 2 Experimental design 3 Selection of the listening panel 4 Test method 5 Attributes 6 Programme material 7 Reproduction conditions 7.1 Audio 7.2 Video 8 Statistical analysis and presentation of results APPENDIX 1 TO ANNEX 1