Preface
About the Writer
Bakti Siregar, M.Sc., CDS works as a Lecturer at the ITSB Data Science Program. He earned his Master’s degree from the Department of Applied Mathematics at National Sun Yat Sen University, Taiwan. In addition to teaching, Bakti also works as a Freelance Data Scientist for leading companies such as JNE, Samora Group, Pertamina, and PT. Green City Traffic.
He has a strong enthusiasm for projects (and teaching) in the fields of Big Data Analytics, Machine Learning, Optimization, and Time Series Analysis, particularly in finance and investment. His core expertise lies in statistical programming languages such as R Studio and Python. He is also experienced in implementing database systems like MySQL/NoSQL for data management and is proficient in using Big Data tools such as Spark and Hadoop. Some of his projects can be viewed here: Rpubs, Github, Website, and Kaggle.
Acknowledgments
Sampling and Survey Techniques play a crucial role in data collection, ensuring accuracy and representativeness in statistical analysis. This book provides fundamental concepts and practical applications of various sampling methods and survey designs used in research and industry.
I appreciate the active participation of students, researchers, and practitioners, whose questions and discussions enriched the learning experience. I hope this book serves as a practical guide for applying proper sampling techniques in real-world scenarios.
Feedback & Suggestions
Your feedback is essential in improving this book. We invite all readers to share their thoughts on the content, structure, and clarity of the materials. Suggestions for additional topics or areas requiring further explanation are highly appreciated.
With your support and contributions, we aim to refine this book, making it a more comprehensive resource for Sampling and Survey Techniques. Thank you for your participation!
For feedback and suggestions, feel free to contact:
- dsciencelabs@outlook.com
- siregarbakti@gmail.com
- siregarbakti@itsb.ac.id