Useful tips for everyday
Which 3 elements are necessary for calculating a confidence interval? A confidence interval has three elements. First there is the interval itself, something like (123,…
What is Neyman-Pearson hypothesis testing? The Neyman-Pearson Lemma is a way to find out if the hypothesis test you are using is the one with…
What is bias in bias variance tradeoff? You now know that: Bias is the simplifying assumptions made by the model to make the target function…
How does SVM predict probability? One standard way to obtain a “probability” out of an SVM is to use Platt scaling, which is available in…
What is the alternative of paired t-test? The Wilcoxon signed-rank Test is a general test to compare distributions in paired samples. This test is usually…
How to easily calculate percentiles in are ( with examples )? How to Calculate Percentiles in R. We can easily calculate percentiles in R using…
Why we use models in machine learning? The process of modeling means training a machine learning algorithm to predict the labels from the features, tuning…
How do you read a probability statement? It divides the number of times the specific event happens by the total number of all possible events.…
Is a correlation of 0 significant? A value of zero indicates that there is no relationship between the two variables. When interpreting correlation, it’s important…
What is power in an AB test? Power: also known as (1 -Beta), it can be explained as the strength of your test to detect…