Useful tips for everyday
Can you use OLS for logistic regression? Under logistic regression the (predicted) LHS variable is bounded to min=0, max=1. You can use OLS for binary…
Why might a gamma distribution be used as a prior for λ? The gamma prior was chosen because a gamma distribution is a conjugate prior…
Could you use a bootstrap hypothesis test Why or why not? Bootstrap tests are useful when the alternative hypothesis is not well specified. In cases…
When should the null hypothesis be true? If there is greater than a 5% chance of a result as extreme as the sample result when…
How do you calculate effect size in power analysis? Generally, effect size is calculated by taking the difference between the two groups (e.g., the mean…
What is the formula for calculating sample size? n = N*X / (X + N – 1), where, X = Zα/22 *p*(1-p) / MOE2, and…
What are the 3 conditions for making a causal inference? “Identification of the cause or causes of a phenomenon, by establishing covariation of cause and…
What is in a test strategy document? The Test Strategy document is a static document meaning that it is not updated too often. It sets…
In which of the testing redundancies may exist among test cases? A redundant test case is one, which if removed, will not affect the fault…
How do you run Testng test cases in Jenkins using Maven? Go to Jenkins and add new Item, also select “Free Style Project” and click…