a) Explain the difference between stratified sampling and
b) Suggest a situation in which it would be appropriate to
use each of these two sampling techniques.
Identify the population for each of the following questions.
a) Who should be the next president of the students’
b) Who should be next year’s grade-10 representative on the
c) What is the your favourite soft drink?
d) Which Beatles song was the best?
e) How effective is a new headache remedy?