Explore the importance of robust statistics like median and MAD in data analysis, ensuring accurate insights despite outliers ...

Confidence intervals for the population mean of a normal distribution can be determined from the distribution of the variate $H = \sqrt n(\bar x - \mu)/d$, analogue ...

Some new portfolio optimization models are formulated by adopting the sample median instead of the sample mean as the investment efficiency measure. The median is a robust statistic, which is less ...