Question 1

What is the main purpose of sampling in quantitative research?

Accepted Answer

To gather data that represents the larger population

Answer

To analyze qualitative data

Answer

To collect opinions from every individual

Answer

To make generalizations without evidence

Question 2

Which of the following is a common method of obtaining a sample in quantitative research?

Accepted Answer

Random sampling

Answer

Case study sampling

Answer

Convenience sampling

Answer

Purposive sampling

Question 3

What is sample size in quantitative research?

Accepted Answer

The number of participants included in the study

Answer

The total population being studied

Answer

The duration of the study

Answer

The average age of participants

Question 4

What is the difference between a population and a sample in research?

Accepted Answer

A population is the entire group being studied; a sample is a subset of that group

Answer

A population is a small group; a sample is the whole group

Answer

A population consists of only those sampled

Answer

A sample includes all individuals; a population is just the average

Question 5

What type of sampling involves dividing the population into subgroups and then randomly selecting from each subgroup?

Accepted Answer

Stratified sampling

Answer

Snowball sampling

Answer

Systematic sampling

Answer

Cluster sampling

Question 6

What is a key characteristic of convenience sampling?

Accepted Answer

It selects participants who are easiest to reach

Answer

It selects participants randomly from the entire population

Answer

It ensures equal representation of all groups

Answer

It requires a minimum sample size

Question 7

Which sampling method is most likely to introduce bias?

Accepted Answer

Convenience sampling

Answer

Simple random sampling

Answer

Stratified sampling

Answer

Systematic sampling

Question 8

What is the primary advantage of using a larger sample size in quantitative research?

Accepted Answer

Increases the reliability of the results

Answer

Reduces the cost of the study

Answer

Lowers the complexity of data analysis

Answer

Guarantees accurate results

Question 9

What is systematic sampling?

Accepted Answer

Selecting every nth individual from a list of the population

Answer

Choosing individuals based on personal judgment

Answer

Randomly selecting individuals without any order

Answer

Grouping individuals together and selecting one group

Question 10

What type of sampling involves clustering the population into groups and then randomly selecting entire groups for the study?

Accepted Answer

Cluster sampling

Answer

Stratified sampling

Answer

Purposive sampling

Answer

Simple random sampling

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