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What is the primary advantage of stratified sampling?
What is the primary advantage of stratified sampling?
- It ensures the sample is representative of the population based on critical factors. (correct)
- It is less expensive than other sampling methods.
- It allows for a smaller sample size to be used.
- It eliminates the need for a sampling frame.
In cluster sampling, what is the unit of sampling?
In cluster sampling, what is the unit of sampling?
- Individual elements
- Random subsets of the population
- Strata based on specific factors
- Naturally occurring groups of individuals (correct)
What is a key advantage of cluster sampling?
What is a key advantage of cluster sampling?
- It is administratively convenient and can save time and money. (correct)
- It eliminates the need for a sampling frame.
- It allows for the use of a smaller sample size.
- It ensures a representative sample.
Which of the following is NOT a form of non-probability sampling?
Which of the following is NOT a form of non-probability sampling?
In non-probability sampling, what is true about the probability of each element being included in the sample?
In non-probability sampling, what is true about the probability of each element being included in the sample?
What is the primary purpose of using Slovin's formula in sampling?
What is the primary purpose of using Slovin's formula in sampling?
What is the purpose of the margin of error in research?
What is the purpose of the margin of error in research?
What does a 95% confidence level mean?
What does a 95% confidence level mean?
According to Slovin's formula, how does the margin of error (e) affect the sample size (n)?
According to Slovin's formula, how does the margin of error (e) affect the sample size (n)?
What is the purpose of Slovin's formula in research?
What is the purpose of Slovin's formula in research?
If a population (N) is 10,000 and the desired margin of error (e) is 3%, what is the minimum required sample size (n) using Slovin's formula?
If a population (N) is 10,000 and the desired margin of error (e) is 3%, what is the minimum required sample size (n) using Slovin's formula?
What is the formula used to determine the interval to be used in identifying the samples who will participate in a systematic random sampling study?
What is the formula used to determine the interval to be used in identifying the samples who will participate in a systematic random sampling study?
In the example provided, if the total population size is 1000 students and the target sample size is 50 students, what is the interval $k$ to be used in the systematic random sampling?
In the example provided, if the total population size is 1000 students and the target sample size is 50 students, what is the interval $k$ to be used in the systematic random sampling?
In stratified random sampling, how is the number of units drawn from each stratum determined?
In stratified random sampling, how is the number of units drawn from each stratum determined?
Which of the following is a key difference between simple random sampling and systematic random sampling?
Which of the following is a key difference between simple random sampling and systematic random sampling?
Which formula can be used to calculate the sample size for a given population size and desired margin of error?
Which formula can be used to calculate the sample size for a given population size and desired margin of error?
In the context of the provided text, what is the purpose of using the lottery technique in sampling?
In the context of the provided text, what is the purpose of using the lottery technique in sampling?
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