Question 1

_____ are summary descriptors of variables of interest in the population.

Accepted Answer

A)   Sample statistics
B)   Population parameters
C)   Systematic estimates
D)   Standard errors
E)   Standardized coefficients B

Question 2

The list of elements in a population from which the sample is actually drawn is known as the _____.

Accepted Answer

A)   sample frame
B)   population extent
C)   database
D)   sampling base
E)   population directory A

Question 3

If one selects a sample by beginning with a random start of an element and then selecting every kth element in the frame for inclusion in the sample,which type of sampling method is being used?

Accepted Answer

A)   Simple random
B)   Systematic
C)   Cluster
D)   Stratified
E)   Double B

Question 4

The most frequent proportion measure is the _____.

Accepted Answer

A)   mean
B)   standard deviation
C)   mode
D)   correlation
E)   percentage

Question 5

In the alcohol consumption study at Metro University,students who do not belong to Greek organizations outnumber those who do by 6 to 4.If Brittany draws the study sample such that 60% of the sample is made up of non-Greek-affiliated students and 40% of Greek-affiliated students,what type of sampling has she used?

Accepted Answer

A)   Simple random
B)   Quota
C)   Systematic
D)   Proportionate stratified
E)   Disproportionate stratified

Question 6

Which type of sampling technique can result in a skewed sample if periodicity exists in the population?

Accepted Answer

A)   Simple random
B)   Systematic
C)   Stratified
D)   Cluster
E)   Double

Question 7

The Hilton organization is considering a survey about factors affecting brand loyalty that will be sent to all of its Hilton Honors club members.This is an example of a _____.

Accepted Answer

A)   population
B)   sample
C)   extent
D)   census
E)   general population survey

Question 8

In which sampling technique,are participants in a study selected by referral?

Accepted Answer

A)   Convenience
B)   Judgment
C)   Quota
D)   Snowball
E)   Area

Question 9

If Brittany drew a sample of class locations (buildings and classrooms)on campus,and then sampled all of the students in those buildings,what type of sampling technique was employed?

Accepted Answer

A)   Convenience
B)   Simple random
C)   Area
D)   Quota
E)   Systematic

Question 10

Hilton Hotels wishes to conduct a study on the determinants of brand loyalty among Hilton Hotel customers.The Hilton organization estimates that 10% of its 2,600,000 Hilton Honors club members are loyal to the Hilton brand wherever they travel.However,the remaining members may choose other hotel brands at times.The organization wants to understand how to increase loyalty among the other 90% of club members. In a follow-up survey to the Hilton study on brand loyalty,the organization plans to focus solely on estimating the attributes of the 10% of Hilton Honors members who are thought to be brand loyal.In this example,10% is the _____.

Accepted Answer

A)   sample statistic
B)   population parameter
C)   population variance
D)   population proportion of incidence
E)   sample frame

Question 11

In the Hilton example,the population for the study is _____.

Accepted Answer

A)   travelers requiring overnight lodging
B)   guests at Hilton-brand hotels
C)   Hilton Honors club members
D)   the top 10% of Hilton Honors club members
E)   the 90% of Hilton Honors club members who are not brand loyal

Question 12

What type of sampling method should Brittany use?

Accepted Answer

A)   Simple random
B)   Systematic
C)   Stratified
D)   Cluster
E)   Double

Question 13

A survey that uses a sample of city blocks from a map as a way of sampling city residents is based on the _____ sampling technique.

Accepted Answer

A)   convenience
B)   quota
C)   stratified
D)   systematic
E)   cluster

Question 14

With which of the following sampling techniques is the practice of double sampling typically found?

Accepted Answer

A)   Simple random
B)   Stratified
C)   Systematic
D)   Purposive
E)   Quota

Question 15

Which term below refers to a controlled,randomized procedure that assures that each population element is given a known,nonzero chance of selection into a study's sample?

Accepted Answer

A)   Census
B)   Nonprobability sampling
C)   Probability sampling
D)   Element selection
E)   Purposive sampling

Question 16

All of the following are methods of probability sampling except _____.

Accepted Answer

A)   systematic
B)   simple random
C)   stratified
D)   cluster
E)   purposive

Question 17

Estimates of precision are possible with _____ samples.

Accepted Answer

A)   nonprobability
B)   probability
C)   judgment
D)   quota
E)   all of the above

Question 18

Which of the following terms refers to the variation in measures due to some known or unknown influence that causes the scores to skew in one direction or another?

Accepted Answer

A)   Precision
B)   Standard error
C)   Systematic variance
D)   Sampling error
E)   Random error

Question 19

In the Hilton example,the individual club members represent the _____.

Accepted Answer

A)   population
B)   sample
C)   sample frame
D)   population element
E)   census

Question 20

In the Hilton example,the Hilton Honors membership list represents the _____.

Accepted Answer

A)   sample
B)   sample frame
C)   population
D)   population element
E)   target population

Exam 14: Sampling