Data processing 54 Mathematical statistics 43 Mathematical models 39 Mathematics 27 Statistical methods 26 Design and construction 22 Management 19 R (Computer program language) 19 Multivariate analysis 13 Polymers 13 Probabilities 13 Stochastic processes 13 Bayesian statistical decision theory 12 Ecology 12 Manufacturing processes 12 Regression analysis 12 Finance 11 Production management 11 Linear models (Statistics) 10 Polymers and polymerization 10 Statistics 10 Accounting 9 Differential equations 9 Experimental design 9 History 9 Problems, exercises, etc 9 Security measures 9 Time-series analysis 9 Analysis 8 Computer networks 8