Exam 8: Sampling

If the variable that you are interested in studying is so rare that it is unlikely to be discovered using random sampling,what is the best alternative?

Use the city that your university is located in for this question.You have been given a grant to study the citizens' attitudes to your university with respect to noise,traffic,and minor property crimes.How would you draw a multistage cluster sample that would be representative of your city?

Nonprobability sampling cannot be used in criminal justice research.

Reliance on available subjects can be an appropriate sampling method if:

The purpose of sampling is to select a set of elements from a population in such a way that the descriptions of the sample statistics accurately portray the parameters of the population.This is best achieved through use of:

A variable which has two attributes such as gender,is what type of variable?

Cluster sampling is a very efficient tool,but the efficiency means a less accurate sample since with each cluster there is a chance for sampling error.

Dwayne wanted to find out what the citizens of Canton think about a proposed law that would require sex offenders to be treated in the community in lieu of prison confinement and he decided to randomly call people listed in the phone book.What is his sampling frame?

Sampling is the process of:

Which of the following are not true concerning sampling error?

On the first day of the semester your introductory criminology instructor handed out a very long questionnaire asking things that you did not think was appropriate about your drinking habits.Back in the dorm you complained to your roommates and discovered that they were given the same questionnaire by their instructors.What sampling method was used?

When each element of a population has an equal chance of selection to the sample this process is known as___________________ selection.

Which method begins with a matrix or table describing the characteristics of a target population?

When a researcher uses a stratified sampling technique,they

Which of the following is accurate concerning the use of systematic sampling?

If a researcher has a population of college students from which a sample has been drawn and concludes that on average there are higher grades achieved by those students who live on campus than those who commute,higher grades is an example of what?

When a research chooses a sample that is not typical of a large population this is known as:

Sampling is used because:

When the researcher must rely upon available subjects such as stopping people on the street to ask opinions about a recent crime,the technique is called_____________.

Quota samples,judgmental samples,snowball samples and reliance on available subjects are all examples of: