Which of the following formulae is used to determine how many people to include in the original sampling?
Answer: Desired sample size/Proportion likely to respond
Which of the following will give a more “accurate” representation of the population from which a sample has been taken?
Answer: A large sample based on simple random sampling
People who are available, volunteer, or can be easily recruited are used in the sampling method called ______.
Answer: Convenience sampling
In which of the following nonrandom sampling techniques does the researcher ask the research participants to identify other potential research participants?
The type of sampling in which each member of the population selected for the sample is returned to the population before the next member is selected is called _________.
Answer: Sampling with replacement
Which of the following would usually require the smallest sample size because of its efficiency?
Answer: Simple random sampling
A technique used when selecting clusters of different sizes is called _____.
Answer: Probability proportional to size or PPS
The nonrandom sampling type that involves selecting a convenience sample from a population with a specific set of characteristics for your research study is called _____.
Answer: Purposive sampling
Which of the following sampling methods is the best way to select a group of people for a study if you are interested in making statements about the larger population?
Determining the sample interval (represented by k), randomly selecting a number between 1 and k, and including each kth element in your sample are the steps for which form of sampling?
Answer: Systematic Sampling
When each member of a population has an equally likely chance of being selected, this is called:
Answer: An Equal probability selection method
Which of the following techniques yields a simple random sample?
Answer: Numbering all the elements of a sampling frame and then using a random number
table to pick cases from the table
Which of the following sampling techniques is an equal probability selection method (i.e., EPSEM) in which every individual in the population has an equal chance of being selected?
Answer: All of the above are EPSEM
Sampling in qualitative research is similar to which type of sampling in quantitative research?
Answer: Purposive sampling
How often does the Census Bureau take a complete population count?
Which of the following types of sampling involves the researcher determining the appropriate sample sizes for the groups identified as important, and then taking convenience samples from those groups?
Which of the following is the most efficient random sampling technique discussed in your chapter?
Answer: Proportional stratified sampling
A number calculated with complete population data and quantifies a characteristic of the population is called which of the following?
Which of the following is not a type of nonrandom sampling?
The process of drawing a sample from a population is known as _________.