Sampling Flashcards
What are the 6 types of sampling?
Random Sampling
Systematic Sampling
Stratified random sampling
Quota sampling
Snowball sampling
Opportunity sampling
Why do we use sampling?
Sociologists rarely have time, money, resources to study population so they have to sample it to make a generalisation- must be representative
What is a sampling frame?
A list from which a sample is selected. It is a full list of all the members of the population which we are interested in
What is random sampling and what are its advantages and disadvantages?
Picking at random
Advantages:
easy, no skill, quick, fair chance
Disadvantages:
not always representative, duplicates?
What is systemic sampling and what are its advantages and disadvantages?
Nth sampling
Advantages:
quick, easy, no skill
Disadvantages:
not always representative, depends on numbers
What is stratified sampling and what are its advantages and disadvantages?
Categories, then sample
Advantages:
Disadvantages:
representative, more skill, researcher may not always know characteristics
What is quota sampling and what are its advantages and disadvantages?
Characteristics, use first people that come
Advantages:
quicker, no skill
Disadvantages
not always representative
What is snowball sampling and what are its advantages and disadvantages?
Asking a participant if they know anyone else to
Advantages:
good for sensitive topics
Disadvantages:
non representative, timely, access
What is opportunity sampling and what are its advantages and disadvantages?
randomly asking whoever is available
Advantages:
Disadvantages:
