How to Calculate Fluctuations in Excel. Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for ...

Bayesian analysis of hierarchically structured data with random intercept and heterogeneous within-group (Level-1) variance is presented. Inferences about all parameters, including the Level-1 ...

This study discusses the sample size requirement for the Welch test in the one-way fixed-effect analysis of variance with unknown and possibly unequal variances. The authors propose a formula of ...