http://reply.papertrans.cn/1/43/4219/4219-31.png
http://reply.papertrans.cn/1/43/4219/4219-32.png
Submitted on: 28 March 2002.
Revised on: 15 July 2002.
Accepted on: 30 July 2002.
___________________BRITISH JOURNAL OF MATHEMATICAL & STATISTICAL PSYCHOLOGY
Submitted on: 11 September 2008.
Revised on: 17 November 2008.
Accepted on: 22 December 2008.
___________________BRITISH JOURNAL OF MATHEMATICAL & STATISTICAL PSYCHOLOGY
Submitted on: 16 February 2002.
Revised on: 12 April 2002.
Accepted on: 28 April 2002.
___________________BRITISH JOURNAL OF MATHEMATICAL & STATISTICAL PSYCHOLOGY
http://reply.papertrans.cn/1/43/4219/4219-36.png