Sampling Methods Quiz

Of the following sampling methods, which is a probability method?

• Judgement

• Quota

• Simple random

• Convenience

Increasing the sample size has the following effect upon the sampling error?

• It increases the sampling error

• It reduces the sampling error

• It has no effect on the sampling error

• All of the above

Which among the following is the benefit of using simple random sampling?

• The results are always representative.

• Interviewers can choose respondents freely.

• Informants can refuse to participate.

• We can calculate the accuracy of the results.

Which of the following is not a type of non-probability sampling?

• Quota sampling

• Convenience sampling

• Snowball sampling

• Stratified random sampling

Sample is regarded as a subset of?

• Data

• Set

• Distribution

• Population

The difference between a statistic and the parameter is called:

• Non-random

• Probability

• Sampling error

• Random

The distribution that is formed by all possible values of a statistics is known as:

• Hypergeometric distribution

• Normal distribution

• Sampling distribution

• Binomial distribution

Among these, which sampling is based on equal probability?

• Simple random sampling

• Stratified random sampling

• Systematic sampling

• Probability sampling

The difference between the expected value of a statistic and the value of the parameter being estimated is called a:

• Standard error

• Bias

• Sampling error

• Non-sampling error

What do we say to all units aggregate that's about a study?

• sample

• unit

• universe or population

• frame