Useful tips for everyday
How do you find the estimated sample size? In order to estimate the sample size, we need approximate values of p1 and p2. The values…
How do I save a reference in Word? For Microsoft OS Open the .rtf document containing your references. Click on File. Click on Save As.…
How can the standard error of estimate be interpreted? That is, the standard error is equal to the standard deviation divided by the square root…
What is a residual Why are residuals important in regression analysis? residual = data – summary. Analyse residuals from regression. An important way of checking…
When to use glmer or R-lmer in lme4? Basically, I’m trying to use the lme4 package to analyze my data, and the model looks something…
How to do prediction analysis with neural networks and linear regression? In brief, we are going to do predictions using two distinct algorithms Neural Network…
What does low mutual information mean? High mutual information indicates a large reduction in uncertainty; low mutual information indicates a small reduction; and zero mutual…
Are dummy variables factor variables? “Dummy” or “treatment” coding basically consists of creating dichotomous variables where each level of the categorical variable is contrasted to…
How do you calculate degrees of freedom for repeated measures? The calculation of df2 for a repeated measures ANOVA with one within-subjects factor is as…
Should I scale PCA? Yes, it is necessary to normalize data before performing PCA. The PCA calculates a new projection of your data set. If…