Useful tips for everyday
Does Bland-Altman assume normality? The assessment of agreement in method comparison and observer variability analysis of quantitative measurements is usually done by the Bland-Altman Limits…
How is accelerated failure time used in survival analysis? Accelerated Failure Time (AFT) model is one of the most commonly used models in survival analysis.…
What is the coefficient of variation of the exponential distribution? The standard deviation of an exponential distribution is equal to its mean, so its coefficient…
Can you do at test with three groups? for comparing three means you can use Both ANOVA and t test. t test is mainly used…
What is first principal component in PCA? The first principal component (PC1) is the line that best accounts for the shape of the point swarm.…
What is counterfactual causality? The basic idea of counterfactual theories of causation is that the meaning of causal claims can be explained in terms of…
Is z-score and standard deviation the same? Z-score indicates how much a given value differs from the standard deviation. The Z-score, or standard score, is…
Which is the best way to fit a nonlinear model? In Statgraphics, there are several procedures for fitting nonlinear models. The models that may be…
How do you interpret the mixed effect model? Interpret the key results for Fit Mixed Effects Model Step 1: Determine whether the random terms significantly…
How do you simulate network packet loss? To simulate packet loss, you can use an open source tool called tc (traffic control). tc can be…