Useful tips for everyday
How to calculate the partition of a set? Partition of a set, say S, is a collection of n disjoint subsets, say P 1, P…
What is a randomized controlled trial protocol? The randomised control trial (RCT) is a trial in which subjects are randomly assigned to one of two…
How can we improve the performance of the model? 8 Methods to Boost the Accuracy of a Model Add more data. Having more data is…
What is a good AIC logistic regression? The AIC function is 2K – 2(log-likelihood). Lower AIC values indicate a better-fit model, and a model with…
How do I calculate my AIC? AIC = -2(log-likelihood) + 2K K is the number of model parameters (the number of variables in the model…
How can I compare models? Quantitatively using AIC to compare models We can use what is known as the “relative likelihood” of the AIC statistics…
How do you interpret singular values? As shown in the figure, the singular values can be interpreted as the magnitude of the semiaxes of an…
How to do sample size calculation with R? Sample Size Calculation with R Dr. Mark Williamson, Statistician Biostatistics, Epidemiology, and Research Design Core DaCCoTA Purpose…
When does the Fisher information take the form of an n × 1 vector? When there are N parameters, so that θ is an N…
How do I choose between RMSE and MAE? Conclusion. RMSE has the benefit of penalizing large errors more so can be more appropriate in some…