Exam 12: Sampling Designs and Sampling Procedures

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 difference between the sample result and the result of an accurate census is called ____.

Sampling involves using a small number of people in the target market to make conclusions about the entire target market population.

___________ is an economically efficient sampling technique in which the primary sampling unit is not the individual element in the population but a large cluster of elements.

Simple random sampling ensures that each element in the population will have an equal chance of being included in the sample.

A census is any complete group whose members share some common set of characteristics.

The last stage in the selection of a sample is to conduct fieldwork.

A marketing vice-president tells the marketing department to schedule a test market in Dallas because he feels that this city is "typical" of the composition of the target market for a new product nationally.The vice president is asking for a(n)____.

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

Sampling frames are consistently available around the world.

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

When an Internet user gives permission to Southwest Airlines to e-mail special price promotions as they are announced, the user has decided to ____________________ for this type of database communication.

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.

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

__________ is simple random subsamples that are more or less equal on some characteristic are drawn from within each stratum of the population.

Explain reasons for why taking a sample might be preferred to taking a complete census.

Choosing every third student that walks into the class room is a type of ____________________ sample.

A company decides to send an Internet survey to all of its 127-member sales force to determine their morale.This is a ____.

If Northwest Airlines selects randomly a set of 40 flights on a given day, and then selects randomly a group of ten passengers on each of these flights to participate in an in-flight survey, the passengers are best referred to as a ____.

As sample size ____, random sampling error ____.