Useful tips for everyday
When to use stratified cross validation in data? Leave One Out — This is the most extreme way to do cross-validation. For each instance in…
Why do we report standard deviation? SD tells us about the shape of our distribution, how close the individual data values are from the mean…
Can ANOVA be used for comparing groups with unequal variances? If your groups have unequal variances, your results can be incorrect if you use the…
Why do you center variables in regression? In regression, it is often recommended to center the variables so that the predictors have mean 0. This…
For which task are you most likely to use a multi layer perceptron? The multilayer perceptron (MLP) is used for a variety of tasks, such…
What is the difference between a randomized complete block design and a generalized complete block design? In a Randomized Complete Block Design, each treatment occurs…
What is Bernoulli trial formula? A random experiment whose outcomes are only of two types, say success S and failure F, is a Bernoulli trial.…
How do you calculate lower bound probability? Lower and Upper Bounds of the Probability of the Intersection of Two Events Let A,B be events with…
What is the best imputation method you would consider for replacing? A popular approach for data imputation is to calculate a statistical value for each…
When would you want to use pseudo random numbers? PRNGs are suitable for applications where many random numbers are required and where it is useful…