Question 3 (4 points) In the past year, the PDSB has been conducting surveys throughout the school to address anti- Blank racism. Suppose you were given the task to conduct the surveys. a) Who would be your population? Explain. b) What sampling technique would be the most effective? Explain. c) Who is your sample? Explain. Second-Period Class 40 50 60 70 80 90 100 Fifth-Period Class 40 50 60 70 80 90 100 Answer the following questions based on the box and whiskers plots above. a) What was the highest mark in the fifth- period class? b) Whats the difference between the medians of both classes? c) Which class did better? Explain