Useful tips for everyday
Does the bag-of-words representation ignores the order of the words in a text? The bag-of-words model is a simplifying representation used in natural language processing…
What is size of hypothesis space? A hypothesis is a function h:X→Y, where X is the feature space (the set of all possible inputs) and…
What is the difference between a theoretical distribution and an empirical distribution? Simply put, an empirical distribution changes w.r.t. to the empirical sample, whereas a…
What is the pseudo are squared of Nagelkerke and Cragg? Then, if the full model perfectly predicts the outcome and has a likelihood of 1,…
What is a common mistake in using statistics? Many mistakes in using statistics fall into one of the following categories: Expecting too much certainty. Misunderstandings…
What are the three type of auctions? Consider these three broad categories of auctions that have been proposed: Increasing-price auction (English auction). In this type…
What does autocorrelation mean in R? Autocorrelation measures the degree of similarity between a time series and a lagged version of itself over successive time…
What is meant by memory less property? The memoryless property (also called the forgetfulness property) means that a given probability distribution is independent of its…
What is the difference between Cusum and Cusumsq? Using the 5% critical values, the CUSUM test rejects the null in 4.08% of the simulations while…
How is a continuous task different from an episodic task? Once the game is over, you start the next episode by restarting the game, and…