what is a variance tradeoff why use a bayesian perspective which perspective is biased by variance? what is bias variance in statistics why is the bias tradeoff important why is bias variance related to bias? why do we have a bias variance tradeoff what is the tradeoff between bias variance and regular variance in a Bayesian model what is the bayesian trade off theory what is the tradeoff of bias variance in Bayesian perspective? which model uses Bayesian approach to estimate bias variance what is the role of bias variance in the decision making process what is the difference between a variance tradeoff and a bias tradeoff what is the bias variance does variance depend on bias or bias how does the bayesian tradeoff affect variance bias variance tradeoff why do they use bias variance in a frequentist approach? what is the variance tradeoff what is the definition of a bias tradeoff in a model?