The difference between probability sampling and nonprobability sampling is that in nonprobability sampling, ________.

Which of the following statements is true of the sample size for nonprobability samples?

A population is an identifiable group of elements of interest to a researcher and pertinent to the information problem.

Area sampling is an example of a nonprobability sampling method.

The skip interval in systematic random sampling is computed by multiplying the number of potential sampling units on a list by the desired sample size.

In any sampling plan, the first task of a researcher is to choose a method of data collection.

Before polling the students of the Scion School of Business, a researcher divides all the current students into groups based on their class standing, such as freshmen, sophomores, and so on. Then, she randomly draws a sample of 50 students from each of these groups to create a representative sample of the entire student body in the school. Which of the following sampling methods is the researcher practicing?

________ sampling is a probability sampling procedure in which every sampling unit has a known and equal chance of being selected.

A college professor wants to know if university students in the Unites States will find the new textbook that he has authored to be interesting and useful. He chooses all marketing majors at the school he teaches as his sample. He believes that this group of students will be representative of the university student population in the United States. In this scenario, the professor is most likely using

Sampling units refer to