Sample Proportion and Population Proportion
Convenience Sampling Method
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Iterative Development of an Innovative Smartphone-Based Dietary Assessment Tool: Traqq
Published on: March 19, 2021
TanChyuan Chin1, Nikki S Rickard2, Dianne A Vella-Brodrick1
1Melbourne Graduate School of Education, The University of Melbourne, Melbourne, VIC 3010 Australia.
This study shows the Wuzzup mobile app can track how young people use well-being skills in daily life. The app reliably measures momentary affect and activation, proving its utility for evaluating program implementation.
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