15 Jan Sampling units

NSG6101 Nursing Research Methods

Week 6 Knowledge Check

Question 1 Sampling may be defined as the:

Question 1 options:

Identification of the set of elements used for selecting study participants

Process of selecting a subset of the population to represent the entire population

Aggregation of study participants who meet a designated set of criteria for inclusion in the study

Technique used to ensure that every element in the population has an equal chance of being included in the study

Question 2 Bias in a sample for a quantitative study refers to:

Question 2 options:

Lack of heterogeneity in the population on the attribute of interest

Sample selection in nonprobability-type sampling

The margin of error in the data obtained from samples

Systematic over- or underrepresentation on the attribute of interest vis-a-vis the population

Question 3 Of the following types of sample, which one is considered to be the weakest for quantitative studies?

Question 3 options:

Convenience

Quota

Purposive

Systematic

Question 4 The type of nonprobability design that is most likely to yield a representative sample is:

Question 4 options:

Convenience sampling

Purposive sampling

Quota sampling

Network sampling

Question 5 Theoretical sampling is primarily concerned with adequate representation of:

Question 5 options:

Sampling units

Themes

The target population

The accessible population