Fatima is investigating the social media usage among the 4000 ZU
students in Dubai Campus. She selected a random sample of 400
students to conduct her study. The mean usage of the sampled
students
can be larger, smaller or equal to the mean usage of the 4000
students
must be 10 times larger than the mean usage of the 4000
students
must be 10 times smaller than the mean usage of the 4000
students
must be equal to the mean usage of the 4000 students, if the
sample is truly random
Fatima is investigating the social media usage among the 4000 ZU students in Dubai Campus. She selected a random sample
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