Learn 4 Effective Data Collection Methods

Data Collection Ebook

Each method has its advantages, disadvantages and specific use cases for data collection

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Chapter 2 will help you learn the following techniques:

  • When to use observations, questionnaires, interviews or focus group discussions
  • Clear advantages and disadvantages of each data collection method
  • Follow helpful case studies and examples

We’ve devoted a full chapter in our ebook to exploring this issue.

The recent evolution of technology has given researchers powerful tools. Learn how to choose from the 4 most common data collection methods – observation, questionnaire, interview and focus group discussion. By the end of the chapter, you'll know which data collection method is best for your survey.

This ebook includes 9 chapters that will help you design a better survey for data collection.


The core elements of survey design

A clear research question, outcomes, and indicators are the best base for an effective survey.


4 types of data collection methods

Learn when you should use observations, questionnaires, interviews, and focus group discussions.


Qualitative vs. quantitative research

Master when and how to best use qualitative vs. quantitative research questions.


Choosing your survey questions

Which questions should you ask and, more importantly, which questions you should avoid?


Choosing the right question type

A good survey question asked in the wrong way will just confuse your results.


Best practices for survey questions

Other tips and tools to help with writing clear, objective questions.


Following the MECE framework

Write “Mutually Exclusive, Collectively Exhaustive” questions to ensure you get good data.


Closed vs open-ended questions

How do closed-ended questions differ from open-ended questions, and when is each most effective?


Sampling and sampling size

How to make sure that your sampling error does not invalidate the results of your survey.


This is a superb data collection guide. It helped me understand how to deal with large and unknown population sizes, a typical problem faced by a lot of my colleagues. This book is a must have for all researchers.

This course is super helpful for our field staff to understand why they collect data, and how they can collect the right information they need.

This guide on data collection is fantastic! It is crisp, easy to consume, and extremely helpful for anyone who collects data in the field.