Problem
Yim, M. Y. & Park, S. (2019). "I am not satisfied with my body, so I like augmented reality (AR)": Consumer responses to AR-based product presentations, Journal of Business Research, 100, 581-589.
Locate and note the following:
i) The number of participants in the sample
ii) Who participated (the sample characteristics) and what detail was used to describe them
iii) Any justification/limitations in reference to the sample
Then answer:
i) What sample size is ideal for surveys/experiments/interviews? Were the sample sizes adequate for all of the studies?
ii) Are the samples in each paper a contribution or limitation? Why?
iii) Could there be any unmentioned biases from the population recruited for the sample?
iv) What are the key differences in sampling between the qualitative and quantitative approaches?