Transcription of Non- Probability Sampling Methods - Social Science
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Non- Probability Sampling Methods - Social Science
Non- Probability Sampling MethodsCourse unit ECON 53115MA/MSScin EconomicsProf. WM SemasingheDept. of Economics8/19/20198/19/2019 Methods of Sampling : Sampling MethodsProbability SamplingNon- Probability Sampling8/19 Random Random Sampling Sampling8/19 , : ConvenienceSampling Purposive/JudgmentSampling SnowballSampling of Probability Sampling Since the estimates are unbiased, they can be generalized to the population. It is used to draw statistical inferences. Itgivesarepresentativesampleevenifthepop ulationisheterogeneous. Statisticalmeasures(parameters)canbeesti matedandevaluatedbysamplestatisticinterm sofcertaindegreeofprecision. Mathematical statistics and Probability can be applied to analyze and interpret the data8/19/2019 Disadvantages of Probability Sampling Costofsamplingintermsofmoneyandtimeishig hcomparedtothenon-probabilitysampling.
Aug 19, 2019 · iii.Cluster Sampling iv.Systematic Sampling. 8/19/2019 Non-Random or Non-Probability Sampling The methods that sampling units being selected on the basis of personal judgment is called non-probability sampling. In this method, personal knowledge and opinion are used to identify the individuals/items from the population. ...
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