Some Key Abbreviations used in Statistics

FNR – False Negative Ratio FPR – False Positive Ratio iff  – if an only if i.i.d. – independent and identically distributed IRQ – inter-quartile range pdf – probability density function LSE – Least Square Error ML – Maximum Likelihood MSE – Mean Square Error PDF – probability distribution function RMS – Root Mean Square Error r.v. – Random variable …

Multivariate normality Tests with R – Mardia’s Test, Henze-Zirkler, Royston

Most multivariate techniques, such as Linear Discriminant Analysis (LDA), Factor Analysis, MANOVA and Multivariate Regression are based on an assumption of multivariate normality. So, In this post, I am going to show you how you can assess the multivariate normality for the variables in your sample. The above test multivariate techniques can be used in a sample only when the …

World Development Report 2018 – PDF download

Every year, the World Bank’s World Development Report takes on a topic of central importance to global development. The 2018 Report, Learning to Realize Education’s Promise, is the first ever devoted entirely to education. Now is an excellent time for it: education has long been critical for human welfare, but is even more so in a time of rapid economic …