Useful tips for everyday
What are functional relationships? Functional relation refers to the effect of an independent variable on a dependent variable. If changes in the independent variable result…
Why covariance is calculated? Covariance measures the total variation of two random variables from their expected values. Using covariance, we can only gauge the direction…
What does an RNN output? Outputs and states A RNN layer can also return the entire sequence of outputs for each sample (one vector per…
How to model mixed effect model with nesting? I’d like to model the response as the Treatment + Level 1 Factor (stem, root) + Level…
What does the F statistic and its p value mean in a linear regression? Therefore, if the P value of the overall F-test is significant,…
What is the difference between ANOVA and t test? The Student’s t test is used to compare the means between two groups, whereas ANOVA is…
Can You cluster based on mixed categorical data? It could be that the continuous features available to you in your mixed data are adequate for…
What is feature interactions? Feature interaction is a software engineering concept. It occurs when the integration of two features would modify the behavior of one…
How is the Cox proportional hazard PH model different from a Kaplan Meier curve? Kaplan–Meier provides a method for estimating the survival curve, the log…
What are the methods of sample method? Methods of sampling from a population Simple random sampling. Systematic sampling. Stratified sampling. Clustered sampling. Convenience sampling. Quota…