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Archived Comments for: Smartphone usage in the 21st century: who is active on WhatsApp?

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  1. Additional information on WhatsApp and Facebook variables (median and interquartile range)

    Christian Montag, University of Ulm

    4 September 2015

    As the distributions of WhatsApp and Facebook variables are highly skewed, we also would like to provide the readers with the median and IQR of these variables to complete the picture on the dataset:

    WhatsApp/daily use in minutes: 21.23 (IQR: 36.15)

    Facebook/daily use in minutes: 9.25 (IQR: 22.93)

    Competing interests