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Research papers

How to analyse heterogenous data?

In many cases, data collected in the same questionnaire are measured at different levels: nominal, ordinal, interval or ratio. For several years, new methods allow to analyse qualitative and/or heterogeneous data. They are based on the optimal...

Catalogue: Paper 1978: Analysis of Data
Author: Jean-Marie Bouroche
February 1, 1978

Research papers

A method for processing Kelly Grids

The classic approach to the construction of a questionnaire containing products perception items involves three phases: - a qualitative phase; - a data reduction phase; - the definitive questionnaire is then drawn up.This paper describes a method...

Catalogue: Paper 1978: Analysis of Data
Authors: Joseph Lion, Jacques Braun
February 1, 1978

Research papers

Terminals versus Minis

Thus a firm 'producing' marketing studies from survey data tries to control all of the different phases: conceptualization, fieldwork, data processing and interpretation of the final results. Our goal here is to study the question of the data...

Catalogue: Paper 1978: Analysis of Data
Author: Bernard Morin
February 1, 1978

Research papers

Coming to terms with terminals

Without wishing to be openly critical of current methods of research analysis I would like to suggest that data is often accepted at face value because it is thought to be uneconomical or inconvenient to subject the data to more critical testing....

Catalogue: Paper 1978: Analysis of Data
Author: Richard E. Kottler
February 1, 1978

Research papers

Component analysis in clustering

The last few years have seen a great development of the use of clustering in market research, either for specific operations or as part of more universal operations. These two types of approach - specific or universal - meet different objectives and...

Catalogue: Paper 1978: Analysis of Data
Author: Daniel Caumont
Company: Nestlé
February 1, 1978

Research papers

Sense and non-sense in cluster analysis

Cluster analysis has become a very popular multivariate method in market research during the last five to seven years. Its wide propagation does this method probably owe to the simplicity of its basic ideas. But contrary to this simplicity stand some...

Catalogue: Paper 1978: Analysis of Data
Author: Gunda Opfer
February 1, 1978

Research papers

Calculators versus computers

The paper discusses the application of modern programmable pocket calculators (PPG) in the analysis of marketing data. It first shows the main difference of the two basic 'languages' of programmable pocket calculators, viz. Reverse Polish Rotation...

Catalogue: Paper 1978: Analysis of Data
Author: Pierre Weber
February 1, 1978