Useful tips for everyday
Which is the best algorithm to detect outliers? DBScan is a clustering algorithm that’s used cluster data into groups. It is also used as a…
How do you calculate pooled variance? Dividing by the sum of the weights means that the pooled variance is the weighted average of the two…
When to use the independent Metropolis-Hastings algorithm? 2) If your proposal distribution is always N ( μ, σ 2), then this is the independent Metropolis-Hastings…
What statistics are compared in a Mann Whitney U test? The Mann-Whitney U test is used to compare whether there is a difference in the…
Which is an improved version of the ReLU activation function? Leaky ReLU function is an improved version of the ReLU activation function. As for the…
What is the summation from 1 to n? Sum of the First n Natural Numbers. We prove the formula 1+ 2+ + n = n(n+1)…
What is shrinkage and how does it work in statistics? From Wikipedia, the free encyclopedia In statistics, shrinkage is the reduction in the effects of…
What are dependent and independent variables in ML? Independent variables (also referred to as Features) are the input for a process that is being analyzes.…
What is a reliable sample size for a survey? A good maximum sample size is usually 10% as long as it does not exceed 1000.…
How is hypothesis testing done in a multiple regression model? Hypothesis Testing in the Multiple regression model. • Testing that individual coefficients take a specific…