Useful tips for everyday
Why is the impulse response function for var more difficult? Computing the impulse-response function for this vector auto-regression (VAR) is more difficult than computing the…
What is Rhat in JAGS? bayesian bugs stan. In convergence diagnosis in WinBUGS/JAGS/Stan, there are different statistics reported for each variable. In WinBUGS/Stan, Rhat (ˆR)…
What is statistically significant but not meaningful? During researches, results can be statistically significant but not meaningful. The situations occurs at the end of a…
What are different types of supervised learning regression and classification? Techniques of Supervised Machine Learning algorithms include linear and logistic regression, multi-class classification, Decision Trees…
Can you solve 3 unknowns with 2 equations? Yes, we can. The point being, the system is under defined, that’s what it’s called. The solutions…
What does a random residual plot mean? A residual plot is a graph that shows the residuals on the vertical axis and the independent variable…
How does bootstrap aggregation work? Bootstrap Aggregation (or Bagging for short), is a simple and very powerful ensemble method. An ensemble method is a technique…
Which is a traditional nonparametric test in R? The following commands will install these packages if they are not already installed: The traditional nonparametric tests…
What is acceptable composite reliability? In exploratory research, values of composite reliability/Cronbach alpha between 0.60 to 0.70 are acceptable, while in more advanced stage the…
What is the geometrical interpretation? Geometrically, the derivative of a function at a given point is the slope of the tangent to at the point…