Submitted on: 29 April 2012.
Revised on: 19 May 2012.
Accepted on: 02 June 2012.
___________________JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY
Submitted on: 11 November 2007.
Revised on: 08 February 2008.
Accepted on: 22 February 2008.
___________________JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY
Submitted on: 14 August 2021.
Revised on: 13 October 2021.
Accepted on: 04 November 2021.
___________________JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY
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Submitted on: 16 May 2004.
Revised on: 29 August 2004.
Accepted on: 05 October 2004.
___________________JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY
Submitted on: 15 January 2024.
Revised on: 18 April 2024.
Accepted on: 30 May 2024.
___________________JOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY