Useful tips for everyday
What is an example of a graphical model? An example of a directed, cyclic graphical model. Each arrow indicates a dependency. In this example: D…
What type of validity is predictive validity? Types of Criterion Validity Predictive Validity: if the test accurately predicts what it is supposed to predict. For…
Why multicollinearity is a serious problem? Multicollinearity makes it hard to interpret your coefficients, and it reduces the power of your model to identify independent…
How to visualize a multivariate categorical data set? We’ll use the function ggballoonplot () [in ggpubr], which draws a graphical matrix of a contingency table,…
Are returns normal or log-normal? Therefore log returns have a normal distribution. That applies to individual assets. The returns of an index — which is…
What is the expected number of cards that have been drawn at least once? so the expected number that have been drawn at least once…
Is Bayes theorem and Naive Bayes same? Well, you need to know that the distinction between Bayes theorem and Naive Bayes is that Naive Bayes…
How do you Analyse continuous data? The t-test is commonly used in statistical analysis. It is an appropriate method for comparing two groups of continuous…
What are the statistics of machine learning? In this lesson, you will discover the five reasons why a machine learning practitioner should deepen their understanding…
What happens when a sample is not representative of the population? When a sample is not representative, it can be known as a random sample.…