Question 1

Probability-proportional-to-size sampling requires that a

Accepted Answer

A) certain proportion of second stage units will be selected from each first stage unit. 
B) fixed number of second stage units be selected from each first stage unit selected. 
C) variable ratio of first stage units be selected. 
D) variable proportion of first stage units be selected. 
E) None of the above. 
A) certain proportion of second stage units will be selected from each first stage unit. 
B) fixed number of second stage units be selected from each first stage unit selected. 
C) variable ratio of first stage units be selected. 
D) variable proportion of first stage units be selected. 
E) None of the above.

Question 2

A ____ allows trends in the data to be evaluated as the data are being collected.

Accepted Answer

A) fixed sample 
B) sequential sample 
C) probability sample 
D) nonprobability sample 
E) random sample 
A) fixed sample 
B) sequential sample 
C) probability sample 
D) nonprobability sample 
E) random sample

Question 3

A parameter represents

Accepted Answer

A) the geographical boundary of a population. 
B) certain characteristics of a random sample. 
C) fixed characteristics of a population. 
D) fixed characteristics of a nonprobability sample. 
E) an unbiased estimator of the population mean. 
A) the geographical boundary of a population. 
B) certain characteristics of a random sample. 
C) fixed characteristics of a population. 
D) fixed characteristics of a nonprobability sample. 
E) an unbiased estimator of the population mean.

Question 4

In simple random sampling,every population unit has an equal chance of being chosen.

Accepted Answer

A) True 
 B)False

Question 5

In order to define a population,the researcher needs to specify

Accepted Answer

A) the geographic boundaries of the population. 
B) which elements are not of interest. 
C) the time period for the study. 
D) Both a and b. 
E) a,b,and c. 
A) the geographic boundaries of the population. 
B) which elements are not of interest. 
C) the time period for the study. 
D) Both a and b. 
E) a,b,and c.

Question 6

The essential difference between a confidence interval constructed employing a stratified sample and that constructed employing a simple random sample is that with the stratified sample

Accepted Answer

A) a point estimate of the population mean is not required. 
B) determination of the estimate of the mean and standard error of estimate involves the use of weights. 
C) the strata results are appropriately weighted by a method of curvilinear estimation. 
D) inferences are drawn on the basis of the known population mean and variance. 
E) the researcher does not need to specify the degree of confidence. 
A) a point estimate of the population mean is not required. 
B) determination of the estimate of the mean and standard error of estimate involves the use of weights. 
C) the strata results are appropriately weighted by a method of curvilinear estimation. 
D) inferences are drawn on the basis of the known population mean and variance. 
E) the researcher does not need to specify the degree of confidence.

Question 7

In stratified random sampling,a sample of population units is randomly selected from each stratum of the population.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following statements does NOT describe a probability sample?

Accepted Answer

A) Some members of the population have a zero chance of being included in the sample. 
B) Each member of the population has a known chance of being included in the sample. 
C) Each member may not have an equal chance of being included in the sample. 
D) A member's probability of inclusion is determined by the specific,procedure that is used to select sample elements. 
E) The concept of sampling distribution is crucial. 
A) Some members of the population have a zero chance of being included in the sample. 
B) Each member of the population has a known chance of being included in the sample. 
C) Each member may not have an equal chance of being included in the sample. 
D) A member's probability of inclusion is determined by the specific,procedure that is used to select sample elements. 
E) The concept of sampling distribution is crucial.

Question 9

Calculation of the skip interval is important in which sampling plan?

Accepted Answer

A) Simple random sample 
B) Systematic sample 
C) "Skip" sample 
D) Cluster sample 
E) Convenient sample 
A) Simple random sample 
B) Systematic sample 
C) "Skip" sample 
D) Cluster sample 
E) Convenient sample

Question 10

The difference between results obtained from a sample and results that would have been obtained had information been gathered from or about every member of the population is called ____________________.

Accepted Answer

The answer of The difference between results obtained from a...

Question 11

In a one-stage area sample of 10 blocks from a population of 100 blocks,the probability of any household being included in the sample is

Accepted Answer

A) 0.10. 
B) 0.01. 
C) 1.10. 
D) 100%. 
E) Cannot be determined with information given in the question. 
A) 0.10. 
B) 0.01. 
C) 1.10. 
D) 100%. 
E) Cannot be determined with information given in the question.

Question 12

The standard error of the estimate of the statistic in question

Accepted Answer

A) is equal to the square of the variance of the estimate. 
B) measures the variability that exists between strata. 
C) corresponds to the population mean. 
D) is used when comparing statistical efficiency. 
E) cannot be calculated from a stratified sample. 
A) is equal to the square of the variance of the estimate. 
B) measures the variability that exists between strata. 
C) corresponds to the population mean. 
D) is used when comparing statistical efficiency. 
E) cannot be calculated from a stratified sample.

Question 13

Cluster sampling is limited to situations in which a sampling frame of population units is not readily available.

Accepted Answer

A) True 
 B)False

Question 14

When stratifying the population,the characteristics should be as

Accepted Answer

A) close in value as possible within each strata. 
B) far apart in value as possible between any two strata. 
C) far apart in value as possible within each strata. 
D) Both b and c. 
E) Both a and b. 
A) close in value as possible within each strata. 
B) far apart in value as possible between any two strata. 
C) far apart in value as possible within each strata. 
D) Both b and c. 
E) Both a and b.

Question 15

A researcher wishes to sample from a population in which two important segments make up less than 2% of the population,but wishes to develop confidence intervals describing their behaviors.Which type of sampling is most appropriate?

Accepted Answer

A) Stratified sampling 
B) Convenience sampling 
C) Systematic sampling 
D) Simple random sampling 
E) Judgment sampling 
A) Stratified sampling 
B) Convenience sampling 
C) Systematic sampling 
D) Simple random sampling 
E) Judgment sampling

Question 16

A stratified sample where the strata are sampled based upon their size and variability is a ____ sample.

Accepted Answer

A) disproportionate 
B) proportionate 
C) cluster 
D) probability 
E) random 
A) disproportionate 
B) proportionate 
C) cluster 
D) probability 
E) random

Question 17

If we were to ask college students "To what extent do they value a college degree?" which type of sample plan would be most appropriate?

Accepted Answer

A) Any probability sampling plan would be useful. 
B) A stratified sample because we would expect the answers to vary by strata: freshmen,sophomore,junior,and senior. 
C) A cluster sample because we would expect the answers to vary by cluster: freshmen,sophomore,junior,and senior. 
D) An area sample because we would expect the answers to vary by area: freshmen,sophomore,junior,and senior. 
E) None of the above would be appropriate.In fact,it would be best to use a nonprobability sampling technique. 
A) Any probability sampling plan would be useful. 
B) A stratified sample because we would expect the answers to vary by strata: freshmen,sophomore,junior,and senior. 
C) A cluster sample because we would expect the answers to vary by cluster: freshmen,sophomore,junior,and senior. 
D) An area sample because we would expect the answers to vary by area: freshmen,sophomore,junior,and senior. 
E) None of the above would be appropriate.In fact,it would be best to use a nonprobability sampling technique.

Question 18

One feature that distinguishes stratified samples from quota samples is that with stratified sampling elements are selected ____ while with quota sampling elements are selected ____.

Accepted Answer

A) statistically,deterministically 
B) probabilistically,judgmentally 
C) judgmentally,probabilistically 
D) probabilistically,randomly 
E) empirically,deterministically 
A) statistically,deterministically 
B) probabilistically,judgmentally 
C) judgmentally,probabilistically 
D) probabilistically,randomly 
E) empirically,deterministically

Question 19

Incidence rate refers to the percent of people

Accepted Answer

A) in the general population who qualify for inclusion in the sample using some criteria. 
B) who qualify as members of the sample frame error. 
C) not on a list who qualify as members of the sample frame error. 
D) who get sampled. 
E) None of the above. 
A) in the general population who qualify for inclusion in the sample using some criteria. 
B) who qualify as members of the sample frame error. 
C) not on a list who qualify as members of the sample frame error. 
D) who get sampled. 
E) None of the above.

Question 20

A sample in which each target population element has a known,nonzero chance of being included in the sample is called a(n)____________________ sample.

Accepted Answer

The answer of A sample in which each target population...

Exam 15: Developing the Sampling Plan

Probability-proportional-to-size sampling requires that a

A ____ allows trends in the data to be evaluated as the data are being collected.

A parameter represents

In simple random sampling,every population unit has an equal chance of being chosen.

In order to define a population,the researcher needs to specify

The essential difference between a confidence interval constructed employing a stratified sample and that constructed employing a simple random sample is that with the stratified sample

In stratified random sampling,a sample of population units is randomly selected from each stratum of the population.

Which of the following statements does NOT describe a probability sample?

Calculation of the skip interval is important in which sampling plan?

The difference between results obtained from a sample and results that would have been obtained had information been gathered from or about every member of the population is called ____________________.

In a one-stage area sample of 10 blocks from a population of 100 blocks,the probability of any household being included in the sample is

The standard error of the estimate of the statistic in question

Cluster sampling is limited to situations in which a sampling frame of population units is not readily available.

When stratifying the population,the characteristics should be as

A researcher wishes to sample from a population in which two important segments make up less than 2% of the population,but wishes to develop confidence intervals describing their behaviors.Which type of sampling is most appropriate?

A stratified sample where the strata are sampled based upon their size and variability is a ____ sample.

If we were to ask college students "To what extent do they value a college degree?" which type of sample plan would be most appropriate?

One feature that distinguishes stratified samples from quota samples is that with stratified sampling elements are selected ____ while with quota sampling elements are selected ____.

Incidence rate refers to the percent of people

A sample in which each target population element has a known,nonzero chance of being included in the sample is called a(n)____________________ sample.

The Role of Marketing Research

Gathering Marketing Intelligence: The Systems Approach

Gathering Marketing Intelligence: The Project Approach

Problem Formulation

Types of Research Design and Exploratory Research

Descriptive and Causal Research Designs

Secondary Data

Standardized Marketing Information Services

Collecting Primary Data

Collecting Information by Communication

Collecting Information by Observation

Asking Good Questions: Measurement Basics

Measuring Attitudes and Other Variables

Designing the Questionnaire or Observation Form

Determining Sample Size

Collecting the Data: Nonsampling Errors and Response Rate Calculation

Data Analysis: Preliminary Steps

Data Analysis: Analyzing Individual Variables and Basics of Hypothesis Testing

Data Analysis: Analyzing Multiple Variables Simultaneously

The Research Report

Filters

One feature that distinguishes stratified samples from quota samples is that with stratified sampling elements are selected while with quota sampling elements are selected .