�1���
�Scope�
�2��� �References�
�3��� �Definitions��
�4��� �Abbreviations���
�5��� �Quality of Service ranking and measurement methods for digital video
services in the home
������ �5.1��� �Background�����������
������ �5.2��� �Recommendation���
Annex A��� �
������ �A.1��� �Scope����
������ �A.2��� �Introduction����������
������ �A.3��� �Calculation of mean scores
������ �A.4��� �Calculation of confidence interval��� �