|Why is it often impractical to study all the members of a research group we are interested in?
|Size, lack of time, lack of money etc
|What is a sample?
|A smaller part of a whole research population that the sociologist decides to study
|What is the sampling frame?
|A list of the members of the research population from which the sample can be chosen
|If a sample has the same characteristics, in the same proportions as the wider research population it is said to be what?
|Why is representativeness important to positivists?
|They want to make generalisations and discover general laws of social behaviour
|_____ samples are less likely to be representative of larger populations
|Why may interpretivists feel it less important to use a representative sample?
|They are interested in the meanings held by social actors - less interested in trying to establish laws of social behaviour
|What are the 4 types of sampling?
|Random sampling Systematic sampling Stratified sampling Quota sampling
|Which sampling method involved selecting every 'n'th person?
|What does this reduce?
|The chance of a biased sample being randomly selected
|Which sampling method involves every member of the sampling frame having an equal chance of being selected?
|However what are all random samples not large enough to do?
|Reflect the characteristics of the entire research population
|Which sampling method involves the researcher first breaking down the research population by age, class, gender etc?
|What happens next in stratified sampling?
|The sample is then created from the same proportions of each groups of the population
|What is quotas sampling?
|It involves stratifying the sample Interviewers are given a quota of people which they have to fill with respondents who fit these characteristics