Research Quiz

Name (s)

What is the main purpose of sampling in research?

• a) To increase the complexity of data collection
• b) To ensure the study focuses only on a small group
• c) To generalize findings from a sample to a population
• d) To exclude outliers from the study

In systematic sampling, how is the sampling interval determined?

• a) By selecting elements at random from a population
• b) By dividing the total population by the desired sample size
• c) By grouping elements into clusters and selecting one cluster randomly
• d) By selecting participants based on convenience

Which of the following best describes cluster sampling?

• a) The researcher divides the population into strata and selects individuals from each stratum
• b) The researcher selects every nth individual from the population
• c) The researcher randomly selects entire groups to represent the whole population
• d) The researcher selects participants based on their availability

Which sampling technique is best suited when there is no existing sampling frame, and participants refer new participants to the researcher?

• a) Simple random sampling
• b) Snowball sampling
• c) Stratified sampling
• d) Systematic sampling

Which of the following are types of probability sampling? (Select all that apply)

• a) Convenience sampling
• b) Simple random sampling
• c) Stratified sampling
• d) Cluster sampling

In proportionate stratified sampling, what factors determine how many individuals are selected from each stratum? (Select all that apply)

• a) The size of the stratum within the population
• b) The researcher's convenience
• c) The overall sample size
• d) The number of questions in the survey

What are the characteristics of purposive sampling? (Select all that apply)

• a) Participants are selected based on specific criteria
• b) Every individual in the population has an equal chance of selection
• c) It is used when researchers need in-depth exploration of specific issues
• d) It involves selecting every nth element from the population

Which of the following are examples of non-probability sampling methods? (Select all that apply)

• a) Snowball sampling
• b) None of these
• c) Quota sampling
• d) Convenience sampling

What is the purpose of a problem statement in research?

• A) To provide a broad background of the study
• B) To summarize the entire research report
• C) To highlight the research gap and justify the need for the study
• D) To present the statistical findings of the research