Question

1. Error expressed as a fraction of the actual measured quantity is:

1. Random error
2. Systematic error
3. Relative error
4. Personal error

1. Which of the following is NOT a type of non-probability sampling?

1. Cluster sampling
2. Judgmental sampling
3. Convenience sampling
4. Quota sampling

1. Why use samples rather than the entire population?

1. Selecting a sample is less costly than using every item in the population
2. Selecting a sample is less time-consuming than using every item in the population
3. An analysis based on a sample is more practical than an analysis of the population
4. All of the above reasons justify statistical sampling procedures

Answer 1

Error expressed as a fraction of the actual measured quantity is:

iii. Relative error

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

i. Cluster Sampling

Why use samples rather than the entire population?

iv. All of the above reasons justify statistical sampling procedures