Maximum likelihood estimators for the mean and variance of a truncated normal distribution, based on the entire sample from the original distribution, are developed. The estimators are compared with ...

In considering the problem of confidence estimation for the variance of a normal distribution, Tate and Klett [5] raise two questions. "Does the interval of shortest length based on $ (\bar X, S^2)$ ...

How to Calculate Variance in Excel To calculate variance in Excel, you will need to have your data set already entered into the software. Once you have your data, you can choose your formula based ...

ABSTRACT Expanding the realized variance concept through realized skewness and kurtosis is a straightforward process. We calculate one-day forecasts for these moments with a simple exponentially ...