SAMPLING TECHNIQUES

Question 1

Random

Answer 1

• Simplest technique

- Equal chance of selection

Question 2

Quasi-random/systematic sampling

Answer 2

• every nth person in the sampling frame is selected

Question 3

Stratified random

Answer 3

• The researcher first stratifies the population in the sampling frame by age, class gender
• The sample is then created in the same proportion

Question 4

Quota sampling

Answer 4

• The population is stratified and then each researcher is given a quota of say, 20 females and 20 females
• The interviewer keeps at this task until their quota is filled