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Central Limit Theorem: A sampling distribution of the mean is approximately normally distributed if the sample size is sufficiently large. This is true no matter what the population distribution is.

This is a preview. Log in through your library . Abstract The distribution of the sample correlation coefficient is derived when the population is a mixture of two bivariate normal distributions with ...

Some common sampling designs are reviewed from the perspective of their appropriateness for accurately estimating the total abundance of a rare population. In addition, a small simulation study was ...