Useful tips for everyday
How does a SVM handle an imbalanced class? Essentially this is equivalent to oversampling the minority class: for instance if C p o s =…
What is Chi-square test for independence? The Chi-square test of independence is a statistical hypothesis test used to determine whether two categorical or nominal variables…
How can I solve twins? How to calm crying twins and multiples Prioritize need. What do you do when both of or all your babies…
How do you find the assumption of a Pearson correlation? The assumptions of the Pearson product moment correlation can be easily overlooked. The assumptions are…
How is the training and validation sets used in cross validation? Similar to the k*l-fold cross validation, the training set is used for model fitting…
What is the purpose of the cross-validation set? The goal of cross-validation is to estimate the expected level of fit of a model to a…
What is a conditioned variable? Conditioning on an event (such as a particular specification of a random variable) means that this event is treated as…
What is total effect? in the study of causal effects, the total extent to which the dependent (or outcome) variable is changed by the independent…
Can you calculate sum of squares in Excel? Finding the Sum of Squares for Multiple Cells Start a new column anywhere in an Excel spreadsheet…
What are repeated samples? In repeated samples, the same subjects are tested under different conditions. For example, the weight of 10 adults is measured. After…