Exam 12: Sampling Designs and Sampling Procedures

A telephone directory that lists the people in the phone book by their street address instead of by their last name is a type of ____.

A researcher wants to select 50 customers from a sampling frame of 250 customers who have purchased at least $10,000 worth of products from his company within the past six months. The researcher wants to use a systematic sampling technique. After randomly selecting a starting point, the researcher should select every ____ name on the list.

The first stage in the selection of a sample is to determine the sampling frame.

Which type of error occurs when potential respondents are improperly excluded before the sample is taken?

Which type of sampling error is primarily due to the nature of a study's design and the correctness of study execution?

One advantage of a convenience sample is that there is no need for a population list.

Janet has agreed to participate in surveys online. Every few weeks, she is sent an email asking her to participate in an online survey. What did Janet most likely do to become involved in these research studies?

Larger samples allow conclusions to be drawn with more confidence that they truly represent the population.

A marketing researcher wants to put together four focus groups of 18-24 year-old males who are "heavy downloaders of music" (defined as downloading 50 songs per month). Instead of asking people at a shopping mall whether they download music from the Internet, he finds one person in the target market who qualifies, and then asks that person to suggest the names of two other males between the ages of 18-24 who download music. The researcher will invite those two to participate in the focus group, and then they are each asked to suggest two others similar to themselves to participate in the focus group study. This procedure describes a ____.

The sampling procedure involving the use of those people or units that are most readily available is called ____________________ sampling.

Which probability sampling technique is economically efficient and uses a group of elements as the primary sampling unit?

When a research study has been poorly designed, it is likely to be affected by ____________________ error.

A researcher puts the name of each person in a sampling frame list on a 3" x 5" card, shuffles the cards thoroughly, and then selects 35 names from the top of the pile of cards for a phone interview study. What type of sampling procedure is being used?

The head of the marketing research department instructs field interviewers to interview owners of DVD players in a shopping mall such that they each interview 10 Sony owners, 8 Panasonic owners, 6 Toshiba owners, and 4 owners of other brands. Which type of sampling procedure is being used?

As sample size ____, random sampling error ____.

When initial subjects are selected randomly and additional subjects are obtained from recommendations of names from the initial subjects, the ____________________ sampling technique is being used.

A researcher wants to study the members of the American Marketing Association and selects a sample from its membership list. The membership list is an example of a ____.

When a researcher has made the decision to conduct a survey using a sample of the population, the FIRST step in the selection of the sample is to ____.

As sample size decreases, random sampling error decreases.

A list of all of the members of the Atlanta chapter of the American Psychological Association is an example of a sampling frame.