Question 1

What is the most unbiased tool that can be used in random selection?

Accepted Answer

A)  random sampling 
B)  table of random numbers 
C)  quota sampling 
D)  direct sampling 
A)  random sampling 
B)  table of random numbers 
C)  quota sampling 
D)  direct sampling

Question 2

In which sampling technique does every kth name on the list get selected?

Accepted Answer

A)  simple random sampling 
B)  systematic sampling 
C)  stratified sampling 
D)  cluster sampling 
A)  simple random sampling 
B)  systematic sampling 
C)  stratified sampling 
D)  cluster sampling

Question 3

David asks the first 10 freshmen he sees on campus a series of questions. This is an example of a ____________ sampling technique.

Accepted Answer

A)  convenience 
B)  simple random 
C)  quota 
D)  proportional stratified 
A)  convenience 
B)  simple random 
C)  quota 
D)  proportional stratified

Question 4

What type of sampling selects people with the desired characteristics until the desired number is reached?

Accepted Answer

A)  convenience sampling 
B)  quota sampling 
C)  stratified sampling 
D)  systematic sampling 
A)  convenience sampling 
B)  quota sampling 
C)  stratified sampling 
D)  systematic sampling

Question 5

What is the difference between probability and nonprobability sampling?

Accepted Answer

The answer of What is the difference between probability and...

Question 6

Which one of the following is a characteristic of probability sampling?

Accepted Answer

A)  It does not represent the larger population. 
B)  The probability of selecting any one subject is unknown. 
C)  Subjects are selected out of convenience. 
D)  Subjects are determined by chance factors. 
A)  It does not represent the larger population. 
B)  The probability of selecting any one subject is unknown. 
C)  Subjects are selected out of convenience. 
D)  Subjects are determined by chance factors.

Question 7

A table of random numbers _________________________________.

Accepted Answer

A)  is used in nonprobability sampling methods 
B)  can be used to create a stratified sample 
C)  works well with convenience sampling 
D)  is a list of ordered numbers from which the researcher closes his eyes and randomly points until he obtains the desired number for his sample 
A)  is used in nonprobability sampling methods 
B)  can be used to create a stratified sample 
C)  works well with convenience sampling 
D)  is a list of ordered numbers from which the researcher closes his eyes and randomly points until he obtains the desired number for his sample

Question 8

In a study focused on group difference, what is the general rule of thumb regarding the number of individuals per group?

Accepted Answer

A)  15 
B)  30 
C)  50 
D)  100 
A)  15 
B)  30 
C)  50 
D)  100

Question 9

Which of the following is NOT a probability sampling method?

Accepted Answer

A)  simple random sampling 
B)  quota sampling 
C)  stratified sampling 
D)  cluster sampling 
A)  simple random sampling 
B)  quota sampling 
C)  stratified sampling 
D)  cluster sampling

Question 10

Which sampling technique should be used when the population's members differ from one another on several important characteristics?

Accepted Answer

A)  quota sampling 
B)  simple random sampling 
C)  systematic sampling 
D)  stratified random sampling 
A)  quota sampling 
B)  simple random sampling 
C)  systematic sampling 
D)  stratified random sampling

Question 11

What type of sampling is usually the easiest to do?

Accepted Answer

A)  quota sampling 
B)  simple random sampling 
C)  convenience sampling 
D)  cluster sampling 
A)  quota sampling 
B)  simple random sampling 
C)  convenience sampling 
D)  cluster sampling

Question 12

What is the purpose of a table of random numbers?

Accepted Answer

A)  determine the number of subjects in a study 
B)  decide what statistical test to use 
C)  randomly assign people to groups 
D)  number items on a questionnaire 
A)  determine the number of subjects in a study 
B)  decide what statistical test to use 
C)  randomly assign people to groups 
D)  number items on a questionnaire

Question 13

Why is generalizability the key to a successful study?

Accepted Answer

Generalizability is a crucial aspect of

Question 14

In which sampling technique are units of individuals selected rather than the individuals themselves?

Accepted Answer

A)  simple random sampling 
B)  systematic sampling 
C)  stratified sampling 
D)  cluster sampling 
A)  simple random sampling 
B)  systematic sampling 
C)  stratified sampling 
D)  cluster sampling

Question 15

Which of these statements is true regarding cluster sampling?

Accepted Answer

A)  one example of a nonprobability sampling method 
B)  individuals grouped together based on cluster of profile characteristics 
C)  minimizes the risk of bias due to a heterogeneous population 
D)  a great time-saver compared to simple random sampling 
A)  one example of a nonprobability sampling method 
B)  individuals grouped together based on cluster of profile characteristics 
C)  minimizes the risk of bias due to a heterogeneous population 
D)  a great time-saver compared to simple random sampling

Question 16

Which of the following statements is a definition of sampling error?

Accepted Answer

A)  the difference in characteristics between the sample and the population sampled from 
B)  the difference in amount of people between the sample and the population sampled from 
C)  greatest when using simple random sampling than other sampling types 
D)  larger when you have a larger sample 
A)  the difference in characteristics between the sample and the population sampled from 
B)  the difference in amount of people between the sample and the population sampled from 
C)  greatest when using simple random sampling than other sampling types 
D)  larger when you have a larger sample

Question 17

When might you need a larger sample to represent the population?

Accepted Answer

A)  the amount of variability within groups is high 
B)  the amount of variability within groups is small 
C)  the difference between the two groups is great 
D)  both a and c 
A)  the amount of variability within groups is high 
B)  the amount of variability within groups is small 
C)  the difference between the two groups is great 
D)  both a and c

What is the most unbiased tool that can be used in random selection?

In which sampling technique does every k^th name on the list get selected?

David asks the first 10 freshmen he sees on campus a series of questions. This is an example of a ____________ sampling technique.

What type of sampling selects people with the desired characteristics until the desired number is reached?

What is the difference between probability and nonprobability sampling?

Which one of the following is a characteristic of probability sampling?

A table of random numbers _________________________________.

In a study focused on group difference, what is the general rule of thumb regarding the number of individuals per group?

Which of the following is NOT a probability sampling method?

Which sampling technique should be used when the population's members differ from one another on several important characteristics?

What type of sampling is usually the easiest to do?

What is the purpose of a table of random numbers?

Why is generalizability the key to a successful study?

In which sampling technique are units of individuals selected rather than the individuals themselves?

Which of these statements is true regarding cluster sampling?

Which of the following statements is a definition of sampling error?

When might you need a larger sample to represent the population?

The Role and Importance of Research

The Research Process: Coming to Terms

A: Selecting a Problem and Reviewing the Research

B: Ethics: the Basic Principles

Measurement, Reliability, and Validity

Methods of Measuring Behavior

Data Collection and Descriptive Statistics

Introducing Inferential Statistics

Nonexperimental Research: Descriptive and Correlational Methods

Nonexperimental Research: Qualitative Methods

Pre- and True Experimental Research Methods

Quasi-Experimental Research: a Close Cousin to Experimental Research

Writing a Research Proposal

Writing a Research Manuscript

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Exam 4: Sampling and Generalizability

What is the most unbiased tool that can be used in random selection?

In which sampling technique does every kth name on the list get selected?

David asks the first 10 freshmen he sees on campus a series of questions. This is an example of a ____________ sampling technique.

What type of sampling selects people with the desired characteristics until the desired number is reached?

What is the difference between probability and nonprobability sampling?

Which one of the following is a characteristic of probability sampling?

A table of random numbers _________________________________.

In a study focused on group difference, what is the general rule of thumb regarding the number of individuals per group?

Which of the following is NOT a probability sampling method?

Which sampling technique should be used when the population's members differ from one another on several important characteristics?

What type of sampling is usually the easiest to do?

What is the purpose of a table of random numbers?

Why is generalizability the key to a successful study?

In which sampling technique are units of individuals selected rather than the individuals themselves?

Which of these statements is true regarding cluster sampling?

Which of the following statements is a definition of sampling error?

When might you need a larger sample to represent the population?

The Role and Importance of Research

The Research Process: Coming to Terms

A: Selecting a Problem and Reviewing the Research

B: Ethics: the Basic Principles

Measurement, Reliability, and Validity

Methods of Measuring Behavior

Data Collection and Descriptive Statistics

Introducing Inferential Statistics

Nonexperimental Research: Descriptive and Correlational Methods

Nonexperimental Research: Qualitative Methods

Pre- and True Experimental Research Methods

Quasi-Experimental Research: a Close Cousin to Experimental Research

Writing a Research Proposal

Writing a Research Manuscript

Filters

In which sampling technique does every k^th name on the list get selected?