Useful tips for everyday
Which is the best example of technology convergence? An example of technology convergence is smartphones, which combine the functionality of a telephone, a camera, a…
How are parametric models used in survival analysis? Performance of parametric models was compared by Akaike information criterion (AIC). “Survival” package in R software was…
What is counterfactual treatment? Counterfactuals and potential outcomes Obviously, the outcome can be observed only (or more precisely, at most) under one, and not under…
What is quantile of normal distribution? In probability and statistics, the quantile function, associated with a probability distribution of a random variable, specifies the value…
What does exploratory factor analysis confirm? Exploratory factor analysis (EFA) could be described as orderly simplification of interrelated measures. By performing EFA, the underlying factor…
Are Ted-Ed videos reliable? TED talks are as credible as the individual speaker. The fact that TED has “chosen” them should lend no authority at…
How do you perform a unit root test? In statistics, a unit root test tests whether a time series variable is non-stationary and possesses a…
Can you have a two way repeated measures ANOVA? For Two-Way Repeated Measures ANOVA, “Two-way” means that there are two factors in the experiment, for…
Should I report multiple R-squared or adjusted R-squared? The fundamental point is that when you add predictors to your model, the multiple Rsquared will always…
When do you use a paired t-test vs unpaired? The difference is quite simple: unpaired t-test is used to compare means that are detected on…