Useful tips for everyday
What is bootstrapping sampling? Bootstrapping is a type of resampling where large numbers of smaller samples of the same size are repeatedly drawn, with replacement,…
How are factor scores computed? Factor/component scores are given by ˆF=XB, where X are the analyzed variables (centered if the PCA/factor analysis was based on…
Which distribution is used for acceptance sampling? The design of acceptance sampling plans is developed under truncated life testing based on the percentiles of half…
Is coverage probability the same as confidence interval? The confidence interval aims to contain the unknown mean remission duration with a given probability. The “nominal…
Can 3 events be independent but not pairwise independent? Consider two events A and B such that P{A ∩ B} = P{A}P{B}, i.e., they are…
When do you combine probabilities with ” and “? Mutually Exclusive Events; Addition Rule for “Or” Probabilities; Independent Events; At Least Once Rule for Independent…
What is the difference between KNN and linear regression? KNN is a non -parametric model, whereas LR is a parametric model. KNN is slow in…
What is the difference between left truncation and left censoring? Left censoring occurs if a participant is entered into the study when the milestone of…
What does maximum mean discrepancy ( MMD ) mean? Maximum Mean Discrepancy (distance distribution) That means: the distribution’s distance between the source and target data…
How do you fix non linear regression? Generally speaking, transformations of X are used to correct for non-linearity, and transformations of Y to correct for…