Statistics Sampling Methods & Survey Design 2

Question 1

Which type of bias occurs when survey respondents underreport sensitive behaviors because they want to appear socially acceptable?

Accepted Answer

Social desirability bias

Answer

Selection bias

Answer

Non-response bias

Answer

Sampling bias

Question 2

Non-response bias is most likely to distort survey results when:

Accepted Answer

Those who respond differ systematically from those who do not

Answer

The population is very large

Answer

Survey questions use technical language

Answer

The sample size is too small

Question 3

A survey question that steers respondents toward a particular answer is classified as:

Accepted Answer

A leading question

Answer

A double-barreled question

Answer

An open-ended question

Answer

A demographic question

Question 4

A 5-point Likert scale is primarily designed to measure:

Accepted Answer

Degree of agreement or disagreement with a statement

Answer

Physical measurements such as height or weight

Answer

Frequency of observable behavior only

Answer

Demographic characteristics of respondents

Question 5

What is the primary purpose of conducting a pilot test before deploying a full survey?

Accepted Answer

To identify and correct flaws or ambiguities in the questionnaire

Answer

To reduce the required sample size

Answer

To establish the sampling frame

Answer

To train data analysts in entry procedures

Question 6

How does a census fundamentally differ from a sample survey?

Accepted Answer

A census collects data from every member of the target population

Answer

A census uses only probability sampling methods

Answer

A census is always less expensive to conduct

Answer

A census produces estimates rather than exact measurements

Question 7

Why should double-barreled questions be avoided in survey design?

Accepted Answer

They ask about two separate issues in one question, making responses ambiguous

Answer

They inflate the required sample size

Answer

They cannot be processed by standard statistical software

Answer

They are inappropriate for online survey formats