1) What is meant by the term target population? a) The wider group of people that your study is aimed at b) The people used in your study c) The people you did not study 2) What is meant by the term sample? a) The group of people your study is aimed at b) The people you chose to use in your study c) A way of dividing people into groups 3) Which is not an example of a random sampling? a) Where names a re pulled from a hat b) Where names are selected using a random generator c) Where people volunteer to take part in the study 4) Which of these is the quickest and simplest sampling method? a) Opportunity b) Random c) Systematic random d) Stratified random 5) What is meant by the term representative? a) The sample accurately reflects the target population b) The researcher understands the participants c) The researcher has only picked certain individuals 6) Which sampling method is considered most representative? a) Stratified random sampling  b) Opportunity sampling c) Simple random sampling d) Systematic random sampling 7) Which of these sampling methods is most likely to be influenced by researcher bias? a) Opportunity sampling b) Random sampling c) Systematic sampling d) Stratified sampling 8) Which sampling method involves asking people to find others to take part? a) Snowball sampling b) Volunteer sampling c) Opportunity sampling d) Stratified random sampling 9) Are random samples always representative of the target population? a) Yes b) No 10) Why are samples picked using Stratified sampling more representative? a) Because they contain people from different sub-groups b) Because they are time consuming c) Because they are always have a large sample 11) What would make random sampling more representative? a) Selecting less people b) Selecting more people 12) Are volunteer samples usually representative of the target population? a) Yes b) No

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