Question: Hi, need help for this Statistics Question : Abel wants to find out what is the average time physics students spend on watching YouTube videos.

Hi, need help for this Statistics Question :

Abel wants to find out what is the average time physics students spend on watching YouTube videos. So, he obtained the list of email addresses of all students enrolled in physics from the Physics subject coordinator. After that, he sent a questionnaire to every address in the list. Alexis mentioned that Abel is conducting a census not a sampling.Does Alexis claim true ? why ?

Thanks,

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