I1 - Statistics (part 3/4) - Properties of estimators

When the purpose of a statistic is to estimate a population parameter, the statistic is called an estimator. A number of statistics are introduced include sample mean, sample variance, and sample quantiles which can be used to estimate the population mean, population variance, and population quantiles, respectively.

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00:46 - Standard error 02:50 - Unbiased 04:37 - Consistent 06:46 - Binomial example 09:41 - Summary

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