WILL GIVE A BRAINLEST !!!To find how high school students feel about hot lunches, Adam walks to the nearest high school and gives a survey postcard to every twentieth student that enters the building. He asks the students to mail the postcard in if they choose to participate in the study.Select all sampling methods used.clusterconveniencesimple randomstratifiedsystematicvoluntary
Accepted Solution
A:
The following were used:Convenience,Systematic and Voluntary.