Sampling and Data Collection Quiz

What is the primary advantage of using stratified sampling?

• It is easier to implement than other methods

• It ensures representation of all subgroups

• It requires less time and resources

• It eliminates all forms of bias

A researcher wants to study the eating habits of college students by selecting every 10th student from a list. What sampling method is being used?

• Cluster sampling

• Systematic sampling

• Stratified sampling

• Simple random sampling

Which of the following is an example of non-response bias?

• Selecting a sample that is not representative of the population

• Participants dropping out of a study

• Participants providing false information

• Participants refusing to participate in a survey

What is the main disadvantage of using convenience sampling?

• It is time-consuming

• It is expensive

• It may not be representative of the population

• It requires complex statistical analysis

In which sampling method are participants selected based on their whoever is closest to you and easiest to access?

• Stratified sampling

• Cluster sampling

• Convenience sampling

• Systematic sampling

Which of the following is a characteristic of a good survey question?

• It is long

• It is leading and suggestive

• It is clear and concise

• It is maniplative

A researcher divides a city into districts and randomly selects one district to study all households within it. What sampling method is this?

• Simple random sampling

• Stratified sampling

• Cluster sampling

• Systematic sampling

A researcher divides a city into districts and randomly selects one district to study all households within it. What sampling method is this?

• Simple random sampling

• Stratified sampling

• Cluster sampling

• Systematic sampling

When each group of individuals in the population is equally likely to be selected as the sample.

• SAMPLE

• SIMPLE RANDOM SAMPLE (SRS)

• CLUSTER SAMPLE

• CONVENIENCE SAMPLE

What is a representative sample?

• group of people who represent a larger population

• group of people with certain specific characteristics

• sample that accurately reflects the characteristics of the population as a whole

• All of the Above