According to the journal article, The Impact of Viral Marketing Through Instagram by Mr Darel Nicol Luna Anak Agam, it is stated that the method of data collection for this research was questionnaires.
It was distributed among Instagram users who are male and female, age between 17-40, which is also the clients of Maatin Shakir clothing line.
The data collected are tabulated any analyze through statistical software package. Krejcie and Morgan’s table of population were used in this research to determine the sample size for a given population.
Daniel’s blog 