FUNDAMENTALD OF STATISTICS ECON006C
Sampling distribution (I) The sampling distribution of a sample statistic calculated from a sample of ‘n’ measurements is the probability distribution of the statistic. Suppose that we want to select a sample of ‘n ’ objects from a population of ‘N’ objects. A random sample is selected such that every object has an equal probability of being selected and the objects are selected independently the selection of one object does not change the probability of selecting any other objects. Sampling distribution (II) Consider a random sample selected from a population that is used to make an inference about some population characteristic, such as the population mean, μ, using a sample statistic, such as the sample mean,
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fundamentald of statistics econ006c
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sampling distribution i the sampling distribution of a sample statistic calculated from a sample of ‘n’ measurements is the probability distribution of the statis