Useful tips for everyday
How do you make Heteroscedastic data? How to Deal with Heteroscedastic Data Give data that produces a large scatter less weight. Transform the Y variable…
How do you find p in a probability distribution? The probability distribution for a discrete random variable X can be represented by a formula, a…
Is Q-Q plot inverse CDF? The quantile function is the inverse of the cumulative distribution function (probability that X is less than or equal to…
What is a population median? In statistics and probability theory, the median is the value separating the higher half from the lower half of a…
What is the symbol for predicted value? ŷ Y hat (written ŷ ) is the predicted value of y (the dependent variable) in a regression…
How do I calculate my average monthly balance? Monthly Average Balance = Sum of closing balance for all days in a month (Day 1 +…
What does a negative covariance mean? Covariance indicates the relationship of two variables whenever one variable changes. Decreases in one variable resulting in the opposite…
How do you find unconditional probability from conditional probability? The unconditional probability of an event A is equal to the sum of the product of…
Is correlation used for machine learning? Correlation can be an important tool for feature engineering in building machine learning models. Given a collection of paired…
Is Gaussian mixture model Bayesian? Bayesian Gaussian mixture models constitutes a form of unsupervised learning and can be useful in fitting multi-modal data for tasks…