Matabo Mdunyelwa, and Liezel Cilliers. “A Framework for Quantitative Data Analysis of Big Data Collected by Activity Trackers”. Reshaping Sustainable Development Goals Implementation in the World: Proceeding of 7th International Conference on Business and Management Dynamics, Dec. 2021, pp. 135-43, doi:10.9734/bpi/mono/978-93-5547-236-6/CH10.