Standard error increases as sample size decreases
A) True

B) False

Standard error decreases as sample size decreases

A) True

B) False

Individuals or items selected from a sampling frame that are randomly chosen each with the same probability of being chosen

A) simple random

B) systematic

C) stratified

Choosing each case from the sampling frame in a systematic manner

A) simple random

B) systematic

C) stratified

Every 4th case; must begin with a random number

A) simple random

B) systematic

C) stratified

Selecting number of cases from homogeneous subsets; subjects are chosen in the ration that exists in the population

A) simple random

B) systematic

C) stratified

More convenient than simple random sampling

A) simple random

B) systematic

C) stratified

Reduction of sampling error

A) simple random

B) systematic

C) stratified

Ensures representation

A) simple random

B) systematic

C) stratified

Sample is selected based on our knowledge of the population and adjusted to our research aims

A) purposive

B) quota

C) available

D) snowball

establishing a matrix or a table that describes the characteristics of the target population

A) purposive

B) quota

C) available

D) snowball

Can be combined with purposive sampling that are intuitively representative

A) purposive

B) quota

C) available

D) snowball

Appropriate when the research wants to examine the characteristics of people who are passing the sampling point at some specified time

A) purposive

B) quota

C) available

D) snowball

Generalizability issue

A) purposive

B) quota

C) available

D) snowball

Identifying one or a few subjects and having them identify more subjects

A) purposive

B) quota

C) available

D) snowball

Sample size increases with time

A) purposive

B) quota

C) available

D) snowball

Respondent-driven sampling

A) purposive

B) quota

C) available

D) snowball

Summary description of a variable in the sample

A) sample statistic

B) population parameter

Value for a given variable in the population

A) sample statistic

B) population parameter

Sample statistic helps make estimates of population parameters

A) True

B) False

Easy to interpret; easy to miss an important item

A) close-ended question

B) open-ended question

Provides more possibilities; harder to code and may get irrelevant information

A) close-ended question

B) open-ended question

Costly

A) In person

B) Telephone

C) Self-administered

D) A and C

Inexpensive

A) In person

B) Telephone

C) Self-administered

D) A and B

Obtains higher response rates

A) In person

B) Telephone

C) Self-administered

D) A and C

Bias

A) In person

B) Telephone

C) Self-administered

D) A and C

Eliminates interviewer bias

A) In person

B) Telephone

C) Self-administered

D) B and C

High refusal rates

A) In person

B) Telephone

C) Self-administered

D) A and B

Easy to follow up

A) In person

B) Telephone

C) Self-administered

D) A and C

Participants in activities of the group under study, but identifies his/herself as a researcher

A) Participant as observer

B) Observer as participant

C) Complete observer

Researcher identifies him or himself

A) Participant as observer

B) Observer as participant

C) Complete observer

Observes a location or process without becoming a part of it

A) Participant as observer

B) Observer as participant

C) Complete observer