What is referred to as a subset of the population under investigation that a researcher selected to be part of the study?

• Sample

• Population

• Variable

• Replicate

Which of the following involves group-by-group selection of samples?

• Simple random sampling

• Stratified sampling

• Snowball sampling

• Quota sampling

Probability sampling techniques are suitable for Quantitative research studies.

• True

• False

Mrs. Trahan samples her class by selecting all students sitting at group 1 and group 5 in her classroom.  This sampling technique is called?

• Simple
• Stratified
• Systematic
• Cluster

Mrs. Trahan samples her class by picking 10 numbers from her hat and each number is assigned to a student. This is ______________ random sampling.

• Systematic
• Simple
• Stratified
• Cluster

In order to use samples to estimate something from the population, the sample should be _________________ the population.

• exactly the same as
• nothing like
• representative of
• larger than

If every individual in a population has the same chance of being included in a sample, the sample is a(n) _________ sample.

• Biased Sample
• Convenience Sample
• Random Sample
• Stratified Sample

To find out what the preferred ice cream flavor is, wait outside an ice cream parlor and ask every 4th person leaving the store to name his or her favorite flavor until you get 25 responses is an example of...

• Convenience Sample
• Simple Random Sample
• Stratified Random Sample
• Systematic Sample

Each member of the population has a chance of being selected as a participant of a study.

• Non-probability Sampling

• Probability Sampling

Is a survey a primary or secondary research method?

• Primary.

• Secondary.

• Neither.

• Both.