SOC221H5 Chapter Notes - Chapter 7: Sampling Frame, Nonprobability Sampling, Sociogram
Document Summary
Census: attempt to count everyone in target population. Qualitative focus on how the sample or small collection of cases, units, actions clarify and deepen understanding o o. Nonrandom samples: a type of sample in which the sampling elements are selected using something other than a mathematically random process. Haphazard get any cases in any manner that is convenient. Get a preset number of cases in each of several predetermined categories that will reflect the diversity of the population, using haphazard methods. Get all possible cases that fit particular criteria, using various methods. Get cases using referrals from one or a few cases, then referrals from those cases, etc. Sequential get cases until there is no additional information or new characteristics (often used with other sampling methods) T. v shows/ websites ask people to phone in, vote on topic. Nonrandom, identifies general categories in which cases or people will be selected, then he/she selects predetermined # of cases in each category.
