Casey performs a survey to determine what students think about the pizza served in the cafeteria. Which is an unbiased representative sample of the population?

A. The first 30 students to buy pizza
B. every fifth student that buys something other than pizza
C. every tenth student that enters the cafeteria
D. the last twenty students to buy lunch

Question

Casey performs a survey to determine what students think about the pizza served in the cafeteria. Which is an unbiased representative sample of the population?

A. The first 30 students to buy pizza
B. every fifth student that buys something other than pizza
C. every tenth student that enters the cafeteria
D. the last twenty students to buy lunch

unklerhaukus · Answer

C. every tenth student that enters the cafeteria

gabylovesyou · Answer

Thank you!!

unklerhaukus · Answer

do you know the other options  are all biased

gabylovesyou · Answer

ohhh ok! btw dont think im wanting to do ALL my questions here lol cuz ur helping in mostly all of them lol. I already answered the test i just want to make sure the ones im not so sure about r correct! lol :D