NEW
Font size
WorksheetsSession 3: ASB Revision
Total questions: 12
Worksheet time: 6mins
Random sampling is more representative than non-random sampling method
What is the main disadvantage of closed-ended question in a questionnaire?
Difficult to code
Difficult to administer
Cannot capture responses beyond the options provided
Respondents require more effort to answer
What is the main advantage of an open-ended question?
Help to minimize response error
Help to reduce non-response error
Help to capture unanticipated and important response
Make data analysis simpler
What is a sampling frame?
A list of all items in the population.
A source from which a sample is drawn.
A complete list of all we want to study.
All the suggested answers are correct.
What are the reasons for the need of sampling?
It is too costly to study the whole population.
Too time consuming to study the whole population.
Can be destructive to observe the whole population.
All the suggested answers are correct.
Which of the followings is a probability sampling method?
Judgmental sampling
Stratified sampling
Quota sampling
Convenient sampling
The host mixed all the tickets and chose 5 for the grand door prizes. This is an example of
convenient sampling
simple random sampling
stratified sampling
quota sampling
Alan assigned every 5th name on his attendance list to answer questions. This is an example of
Stratified sampling
convenient sampling
systematic sampling
cluster sampling
Which of the following sampling method may yield the least representative sample?
Convenient sampling
Simple random sampling
Systematic sampling
Cluster sampling
Q12. Non-parametric tests required the data to be normally distributed
Which of the followings are parametric tests?
Z-test
Wilcoxon Rank Sum test
Wilcoxon Signed Rank test
Chi-square test
Which of the followings are correct regarding non-parametric tests?
Data are either ranked or numerical, but not normal
Sample size is small
Sample data are independent
All the suggested answers are correct
