Question

Which is the best way to obtain a random sample when surveying a high school with 800 students about what to serve in the cafeteria?

A.Only ask the 11th grade class
B.Draw a list of 50 students from a bowl with every student's name in it
C.Ask everyone who takes French class
D.Ask the first 30 students you meet in the hallway

Answer 1

B, since it is the most random way to take a sample.

Answer 2

thanks @stel.la