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Discover what a log-normal distribution is, its financial applications, and how to calculate it, including using Excel for ...
J. Aitchison, C. H. Ho, The Multivariate Poisson-Log Normal Distribution, Biometrika, Vol. 76, No. 4 (Dec., 1989), pp. 643-653 ...
Defining Non-normal Data Normally distributed data is needed to use several statistical tools, such as individual control charts, Cp/Cpk analysis, t-tests, and the analysis of variance (ANOVA).
This work presents an application of the EM-algorithm to two problems of estimation and testing in a multivariate normal distribution with missing data. The assumptions are that the observations are ...
Published: August 5, 2025 8:39am EDT When business researchers analyze data, they often rely on assumptions to help make sense of what they find.