A college dietician wants to survey the students in her coll

A college dietician wants to survey the students in her college to learn what they think about the cafeteria food on campus. She goes near the food court on a weekday during the lunch time and randomly stops students to ask the survey questions. What kind of sampling is used here?
a) Stratified sample c) Simple random sample
b) Cluster sample d) Convenience sample

Franklin University wants to survey its students regarding their plans after graduation. 40 undergraduate students and 25 graduate students are selected randomly to take the survey. What kind of sampling is used here?
a) Stratified sample c) Simple random sample
b) Cluster sample d) Convenience sample

Solution

Convenience sampling

stratified sampling