The Viability of Random Digit Dialling in the UK

One of the more difficult problems in the cluster analysis of marketing data involves cases where the profiles are described as qualitative, multistate attributes.
  

The Viability of Random Digit Dialling in the UK

Jane Foreman and Martin Collins City University Business School

INTRODUCTION

We report here on results from a project to test the viability in the UK of Random Digit Dialling (RDD) as a solution to the growing problem of unlisted numbers among residential telephone subscribers. The paper builds on preliminary results reported in our paper to the 1991 Annual Conference of the MRS (Foreman & Collins 1991). The project was part of a research programme funded by the Economic & Social Research Council and supported by...

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