Podcast
Questions and Answers
In systematic sampling, what is the main risk associated with using a small sampling interval?
In systematic sampling, what is the main risk associated with using a small sampling interval?
- Reduced representation diversity
- Increased bias (correct)
- Introducing randomness
- Skipping important data points
What is the primary disadvantage of using pure random sampling?
What is the primary disadvantage of using pure random sampling?
- Limited control
- Slower process
- Increased bias
- Inefficient representation (correct)
Why is random selection not always the primary benefit of using stratified sampling?
Why is random selection not always the primary benefit of using stratified sampling?
- Exclusion of some subgroups
- Biased representation (correct)
- High cost implications
- Randomization within strata only
What is a significant challenge when using cluster sampling to ensure unbiased results?
What is a significant challenge when using cluster sampling to ensure unbiased results?
In systematic sampling, what impact does starting with a non-random individual have on the representativeness of the sample?
In systematic sampling, what impact does starting with a non-random individual have on the representativeness of the sample?
Why might stratified sampling become less efficient when dealing with a large number of strata?
Why might stratified sampling become less efficient when dealing with a large number of strata?
What is one potential drawback of selecting clusters based on geographical proximity in cluster sampling?
What is one potential drawback of selecting clusters based on geographical proximity in cluster sampling?
Which sampling method can be most affected by an ordered population list?
Which sampling method can be most affected by an ordered population list?
What might be a consequence of using unequal cluster sizes in cluster sampling?
What might be a consequence of using unequal cluster sizes in cluster sampling?
Why does systematic sampling not always guarantee an unbiased selection process?
Why does systematic sampling not always guarantee an unbiased selection process?
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