Pure Input — Diligent Operational Services

Data Techniques

A collection technique for every study

Guided by the methods of sociology and statistics, we choose the right technique with you and manage the field end to end.

Quantitative

We measure with numbers

Reliable data from large samples using computer-assisted survey techniques.

CATI

Telephone Interviewing

Fast, wide-reach data collection through computer-assisted phone interviews.

CAWI

Web Interviewing

Cost-efficient, scalable samples through online questionnaires.

CAPI

Face-to-Face Interviewing

Tablet-assisted in-person interviews for deep, verifiable data.

PAPI

Paper-and-Pencil Interviewing

Face-to-face surveys on paper — data even where technology can't reach.

Qualitative

We read the story behind behaviour

Beyond the numbers: in-depth methods for understanding people.

IDI

In-Depth Interviews

One-on-one detailed conversations that uncover motivations.

FG

Focus Groups

Moderated group discussions mapping collective perception.

OBS

Observation

Unobtrusive recording of behaviour in its natural context.

Beyond technique: end-to-end field management

Collecting data is more than asking questions. From sample design to interviewer training, field supervision to data cleaning, every step determines how reliable the result is.

Our team consists of fully trained interview specialists, participant operators, expert sociologists and statisticians. With advanced analysis including tabulation and modelling, we turn collected data into decision-ready knowledge.

Entrust your fieldwork to us

Describe your project in three sentences: we align on scope together and return a clear proposal with sample and timeline.