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Sampling and Sampling distributions (Sampling distributions of sample…
Sampling and Sampling distributions
Sampling methods
Simple random sampling from a large population
Identically and independently distributed observations
Other sampling methods
Stratified sampling
Cluster sampling
Sampling distributions of sample statistics
Sampling distribution of the sample Variance
Variance
Mean
Sampling distribution of the sample Mean
Central Limit Theorem and Normality
Variance
Falls with sample size
Mean
Sample statistics as random variables
Concept of Degrees of Freedom
With distributions derivable from the underlying population distribution
Sampling distribution of sample proportion