Question 1

If we want more precision,or more confidence,or both,the sample size needs to be increased.

Accepted Answer

A) True 
 B)False  True

Question 2

Which of the following sampling designs is a form of non-probability sampling?

Accepted Answer

A) Systematic sampling. 
B) Area sampling. 
C) Quota sampling. 
D) Cluster sampling. 
A) Systematic sampling. 
B) Area sampling. 
C) Quota sampling. 
D) Cluster sampling. C

Question 3

The payroll of an organization would serve as the sampling frame if its members are to be studied.

Accepted Answer

A) True 
 B)False  True

Question 4

A researcher wants to investigate the relationship between the use of drugs and study results of students.He would like to generalize the results to the population.Which of the following sampling methods would usually be the best to use?

Accepted Answer

A) Stratified sampling 
B) Judgement sampling 
C) Simple random sampling 
D) Quota sampling 
A) Stratified sampling 
B) Judgement sampling 
C) Simple random sampling 
D) Quota sampling

Question 5

The most important disadvantage of a convenience sample is that:

Accepted Answer

A) It takes a lot of time and effort to find respondents. 
B) The research results cannot be generalized to the population. 
C) Systematic biases are possible. 
D) It is relatively expensive. 
A) It takes a lot of time and effort to find respondents. 
B) The research results cannot be generalized to the population. 
C) Systematic biases are possible. 
D) It is relatively expensive.

Question 6

The bigger the sample size,the better.

Accepted Answer

A) True 
 B)False

Question 7

A sample size of 40 is large enough.

Accepted Answer

A) True 
 B)False

Question 8

The general rule in qualitative research is that you continue to sample until you are not getting any new information or are no longer gaining new insights.

Accepted Answer

A) True 
 B)False

Question 9

When samples are to be broken into subsamples,a minimal sample size of 10 is necessary for each category.

Accepted Answer

A) True 
 B)False

Question 10

Cluster sampling is the least reliable and efficient among all probability sampling designs.

Accepted Answer

A) True 
 B)False

Question 11

A researcher who investigates the relationship between the loyalty program of a specific supermarket and the loyalty towards this supermarket,collects his data by questioning consumers who leave the specific supermarket on several daily periods.The sampling method used by this researcher is called:

Accepted Answer

A) Convenience sampling. 
B) Simple random sampling. 
C) Stratified sampling. 
D) Quota sampling. 
A) Convenience sampling. 
B) Simple random sampling. 
C) Stratified sampling. 
D) Quota sampling.

Question 12

From a statistical perspective,probability sampling is preferred over non-probability sampling.

Accepted Answer

A) True 
 B)False

Question 13

The sampling frame is a (physical)representation of all the elements in the population from which the sample is drawn.

Accepted Answer

A) True 
 B)False

Question 14

In probability sampling all elements of a population have a known and equal chance of being chosen.

Accepted Answer

A) True 
 B)False

Question 15

With systematic sampling the population is first divided into meaningful segments;thereafter,subjects are drawn in proportion to their original number in the population.

Accepted Answer

A) True 
 B)False

Question 16

When the properties of the population are not over-represented or under-represented in the sample,we will have a representative sample.

Accepted Answer

A) True 
 B)False

Question 17

Convenience sampling and quota sampling are examples of probability sampling.

Accepted Answer

A) True 
 B)False

Question 18

If representativeness of the sample is critical for the study,which of the following sampling techniques would you choose?

Accepted Answer

A) Simple random sampling. 
B) Judgement sampling. 
C) Convenience sampling. 
D) Quota sampling . 
A) Simple random sampling. 
B) Judgement sampling. 
C) Convenience sampling. 
D) Quota sampling .

Question 19

Snowball sampling and judgement sampling are both non-probability sampling designs.

Accepted Answer

A) True 
 B)False

Question 20

As a sampling technique,qualitative research generally uses non-probability sampling as it does not aim to draw statistical inference.

Accepted Answer

A) True 
 B)False

If we want more precision,or more confidence,or both,the sample size needs to be increased.

Which of the following sampling designs is a form of non-probability sampling?

The payroll of an organization would serve as the sampling frame if its members are to be studied.

A researcher wants to investigate the relationship between the use of drugs and study results of students.He would like to generalize the results to the population.Which of the following sampling methods would usually be the best to use?

The most important disadvantage of a convenience sample is that:

The bigger the sample size,the better.

A sample size of 40 is large enough.

The general rule in qualitative research is that you continue to sample until you are not getting any new information or are no longer gaining new insights.

When samples are to be broken into subsamples,a minimal sample size of 10 is necessary for each category.

Cluster sampling is the least reliable and efficient among all probability sampling designs.

A researcher who investigates the relationship between the loyalty program of a specific supermarket and the loyalty towards this supermarket,collects his data by questioning consumers who leave the specific supermarket on several daily periods.The sampling method used by this researcher is called:

From a statistical perspective,probability sampling is preferred over non-probability sampling.

The sampling frame is a (physical)representation of all the elements in the population from which the sample is drawn.

In probability sampling all elements of a population have a known and equal chance of being chosen.

With systematic sampling the population is first divided into meaningful segments;thereafter,subjects are drawn in proportion to their original number in the population.

When the properties of the population are not over-represented or under-represented in the sample,we will have a representative sample.

Convenience sampling and quota sampling are examples of probability sampling.

If representativeness of the sample is critical for the study,which of the following sampling techniques would you choose?

Snowball sampling and judgement sampling are both non-probability sampling designs.

As a sampling technique,qualitative research generally uses non-probability sampling as it does not aim to draw statistical inference.

Introduction to Research

Scientific Investigation

The Research Process: the Broad Problem Area and Defining the Problem Statement

The Research Process: Theoretical Framework and Hypothesis Design

The Research Process: Elements of Research Design

Measurement of Variables: Operational Definition

Measurement: Scaling,reliability,validity

Data Collection Methods

Experimental Designs

Quantitative Data Analysis

Quantitative Data Analysis Part 2: Hypothesis Testing

Qualitative Data Analysis

The Research Report

Filters

Exam 10: Sampling

If we want more precision,or more confidence,or both,the sample size needs to be increased.

Which of the following sampling designs is a form of non-probability sampling?

The payroll of an organization would serve as the sampling frame if its members are to be studied.

A researcher wants to investigate the relationship between the use of drugs and study results of students.He would like to generalize the results to the population.Which of the following sampling methods would usually be the best to use?

The most important disadvantage of a convenience sample is that:

The bigger the sample size,the better.

A sample size of 40 is large enough.

The general rule in qualitative research is that you continue to sample until you are not getting any new information or are no longer gaining new insights.

When samples are to be broken into subsamples,a minimal sample size of 10 is necessary for each category.

Cluster sampling is the least reliable and efficient among all probability sampling designs.

A researcher who investigates the relationship between the loyalty program of a specific supermarket and the loyalty towards this supermarket,collects his data by questioning consumers who leave the specific supermarket on several daily periods.The sampling method used by this researcher is called:

From a statistical perspective,probability sampling is preferred over non-probability sampling.

The sampling frame is a (physical)representation of all the elements in the population from which the sample is drawn.

In probability sampling all elements of a population have a known and equal chance of being chosen.

With systematic sampling the population is first divided into meaningful segments;thereafter,subjects are drawn in proportion to their original number in the population.

When the properties of the population are not over-represented or under-represented in the sample,we will have a representative sample.

Convenience sampling and quota sampling are examples of probability sampling.

If representativeness of the sample is critical for the study,which of the following sampling techniques would you choose?

Snowball sampling and judgement sampling are both non-probability sampling designs.

As a sampling technique,qualitative research generally uses non-probability sampling as it does not aim to draw statistical inference.

Introduction to Research

Scientific Investigation

The Research Process: the Broad Problem Area and Defining the Problem Statement

The Research Process: Theoretical Framework and Hypothesis Design

The Research Process: Elements of Research Design

Measurement of Variables: Operational Definition

Measurement: Scaling,reliability,validity

Data Collection Methods

Experimental Designs

Quantitative Data Analysis

Quantitative Data Analysis Part 2: Hypothesis Testing

Qualitative Data Analysis

The Research Report

Filters