HLT 362V Week 2 Discussion Question 1 & 2

HLT 362V Week 2 Discussion Question 1:
Explain the importance of random sampling. What problems/limitations could prevent a truly random sampling and how can they be prevented?

HLT 362V Week 2 Discussion Question 2: 
How large would your population have to be for a sample to be appropriate (i.e., rather than measuring the whole population)?
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