Examples of stratified sampling exam questions

January 20, 2016 Annabel H

An easy and a hard example of stratified sampling exam question

This video gives two exmples of the questions you could get on the exam.  
Why not try watching the example for question 1 and then giving question 2 a go on your own.


Did you get it right?


https://www.youtube.com/watch?v=LCSoJieJmzs

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