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CHAPTER 14: POPULATION AND SAMPLING PROCEDURES - Coggle Diagram
CHAPTER 14: POPULATION AND SAMPLING PROCEDURES
introduction
population vs sample
: A population includes all of the elements from a set of data. A sample consists one or more observations drawn from the population.
sampling
Non-probability sampling
expert sampling
quota sampling
judgemental sampling
heterogeneity sampling
purposive sampling
snowball sampling
convenience sampling (accidental or haphazard)
probability sampling
systematic sampling
stratified random sampling
cluster sampling
simple random sampling
multi-stage sampling
population
a comprehensive group of individuals, institutions, objects and so forth with have a common characteristics that are the interest of a researcher. . The process of conducting a survey to collect data
conclusion
population and sampling are important bcs without a proper process of selecting a sample from population, findings of the study can be questioned and not valid for further process as generalisation
procedures when drawing a sample
select a sampling procedures
define the size
identify the sampling frame
select the sample size
define the population
collect data from the sampled