Question 1

The size of the population is needed in order to compute a skip interval.

Accepted Answer

A) True 
 B)False  True

Question 2

The "bigness" of Big Data can be seductive and lead researchers to not question which of the following?

Accepted Answer

A)  representativeness
B)  sample frame
C)  purposeful nonrandomness
D)  all of these A

Question 3

Simple random sampling is often used as a substitute for systematic sampling.

Accepted Answer

A) True 
 B)False  False

Question 4

_____________ is the total group of people from whom information is obtained.

Accepted Answer

A)  Sample of interest
B)  Census of interest
C)  Population of interest
D)  Subset of interest
E)  The entire universe

Question 5

The type of error which results from the fact that samples are not perfectly representative of the populations from which they are drawn is known as _______.

Accepted Answer

A)  measurement error
B)  systematic error
C)  sampling error
D)  nonsampling error
E)  selection error

Question 6

Stratified random samples are often confused with which of the following nonprobability sampling techniques?

Accepted Answer

A)  quota
B)  convenience
C)  judgment
D)  snowball
E)  none of these

Question 7

From the standpoint of statistical efficiency,cluster samples are generally less efficient than other types of probability samples.

Accepted Answer

A) True 
 B)False

Question 8

One of the advantages of Internet surveys is that target respondents can complete the survey at their convenience.

Accepted Answer

A) True 
 B)False

Question 9

Of the following,which is the most important consideration when choosing a sample?

Accepted Answer

A)  size of the sample
B)  size of the population
C)  how well the sample represents the population
D)  how well the population represents the sample

Question 10

Which of the following could serve as the basis for forming a stratum?

Accepted Answer

A)  usage rate
B)  gender
C)  income level
D)  all of these
E)  none of these

Question 11

What is the most important reason for the growing popularity of nonprobability samples?

Accepted Answer

A)  sampling error can be computed
B)  representative of population
C)  lower cost than probability samples
D)  less nonresponse bias than other types of sampling

Question 12

Researchers prefer simple random samples to stratified samples because of their potential for greater statistical efficiency.

Accepted Answer

A) True 
 B)False

Question 13

When and why does sampling error occur? If the sampling error emanates from some type of improper execution of the sampling plan what is it called? Can it be measured? What kind of sampling error can be measured and how can it be reduced?

Accepted Answer

The answer of When and why does sampling error occur?...

Question 14

What do convenience,judgment,quota,and snowball samples have in common?

Accepted Answer

A)  They can all be classified as nonprobability samples.
B)  They can all be classified as probability samples.
C)  They all use random number tables to generate samples.
D)  If properly invoked, they all provide projectable results.
E)  They utilize every nth element in the sample frame.

Question 15

Under what kind of sampling procedure must the researcher adhere closely to precise selection procedures to ensure that the results are projectable to the population under study?

Accepted Answer

A)  nonprobability
B)  non-random
C)  probability
D)  quota
E)  none of these

Question 16

The first step in the development of a sampling plan is to:

Accepted Answer

A)  determine sample size.
B)  select a sampling method.
C)  choose a data collection method.
D)  define the population of interest.
E)  decide which statistical techniques are appropriate.

Question 17

Multistage area (probability)sampling is used for national surveys or surveys that cover large regional areas.

Accepted Answer

A) True 
 B)False

Question 18

A researcher is developing a body of knowledge for the development of a formal questionnaire.Part of the process involves conducting four focus groups.Outline an appropriate sampling strategy for generating the focus-group respondents.

Accepted Answer

The answer of A researcher is developing a body of...

Question 19

Characterize the ideal sampling frame.How often is an "ideal" sampling frame available? If an "ideal" sampling frame isn't available,what kind of sample frame is needed?

Accepted Answer

The answer of Characterize the ideal sampling frame.How often is...

Question 20

Suppose a marketing researcher was doing a survey of snow skiers residing in South Louisiana,for the specific purpose of estimating the feasibility of offering discounted snow ski rental equipment.The idea was gauge the need,interest and price expectations of these snow skiers as they head to Colorado or some other snow skiing destination.What type of sample would be needed?

Accepted Answer

The answer of Suppose a marketing researcher was doing a...

Exam 13: Basic Sampling Issues

The size of the population is needed in order to compute a skip interval.

The "bigness" of Big Data can be seductive and lead researchers to not question which of the following?

Simple random sampling is often used as a substitute for systematic sampling.

_____________ is the total group of people from whom information is obtained.

The type of error which results from the fact that samples are not perfectly representative of the populations from which they are drawn is known as _______.

Stratified random samples are often confused with which of the following nonprobability sampling techniques?

From the standpoint of statistical efficiency,cluster samples are generally less efficient than other types of probability samples.

One of the advantages of Internet surveys is that target respondents can complete the survey at their convenience.

Of the following,which is the most important consideration when choosing a sample?

Which of the following could serve as the basis for forming a stratum?

What is the most important reason for the growing popularity of nonprobability samples?

Researchers prefer simple random samples to stratified samples because of their potential for greater statistical efficiency.

When and why does sampling error occur? If the sampling error emanates from some type of improper execution of the sampling plan what is it called? Can it be measured? What kind of sampling error can be measured and how can it be reduced?

What do convenience,judgment,quota,and snowball samples have in common?

Under what kind of sampling procedure must the researcher adhere closely to precise selection procedures to ensure that the results are projectable to the population under study?

The first step in the development of a sampling plan is to:

Multistage area (probability)sampling is used for national surveys or surveys that cover large regional areas.

A researcher is developing a body of knowledge for the development of a formal questionnaire.Part of the process involves conducting four focus groups.Outline an appropriate sampling strategy for generating the focus-group respondents.

Characterize the ideal sampling frame.How often is an "ideal" sampling frame available? If an "ideal" sampling frame isn't available,what kind of sample frame is needed?