Useful tips for everyday
Is binomial theorem important for probability? The theorem and its generalizations can be used to prove results and solve problems in combinatorics, algebra, calculus, and…
When to use logarithmic differentiation to differentiate functions? So, as the first example has shown we can use logarithmic differentiation to avoid using the product…
What is two way Anova residual? Two-way ANOVA partitions the overall variance of the outcome variable into three components, plus a residual (or error) term.…
Do you need to test for heteroskedasticity in logistic regression? Logistic regression is designed around this and therefore there is no assumption of equal variance.…
How do you compare differences in groups? The following statistical tests are commonly used to analyze differences between groups: T-Test. A t-test is used to…
Can you use lasso for logistic regression? Further, as we have shown, variables that contribute to overfitting can be eliminated using lasso (or ridge) regularisation,…
How do you report the likelihood ratio test? General reporting recommendations such as that of APA Manual apply. One should report exact p-value and an…
What is the elbow joint used for? The elbow joint is a hinge joint that provides great stability and movement for performing daily activities. The…
How to use method lasso in Cox model using glmnet? I have the survival data includes 252 patients, 25 independent variables and 35 events. I…
How to compare two populations in a statistic? We arbitrarily label one population as Population 1 and the other as Population 2, and subscript the…