Madeleine Trethowan (16+ years of experience in market research data analysis), after completing HND in Mathematics, Statistics and Computing from North London University, joined Surveyplan Market Research in 1992. Gained experience in data entry, data editing, coding and production of code-frames. Became senior spec writer and responsible for analysis of large scale tracking surveys and numerous ad-hoc jobs. Tasks included production of tables, charts & presentations. Founder member of TDP in 1999.

Software packages used by TDP.
QPSMR, Excel, Word, PowerPoint.

QPSMR is the leading research and analysis software. It contains facilities from questionnaire design through to data entry and analysis.
It is compatible with use of ASCII, CSV and column binary files. It allows for simple to complex cross table analysis, weighting and significance testing.
Table documents can be exported directly into Word and/or Excel.
Data tables/variables can also be exported into SPSS and other statistical packages to allow the end client to conduct further analysis if required.