Useful tips for everyday
Can you compare pseudo R-squared? All of the pseudo R-squareds reported here agree that this model better fits the outcome data than the previous model.…
What does the multinomial coefficient count? In formal terms, the multinomial coefficient formula gives the expansion of (k1 + k2 … + kn) where ki…
What is true positive true negative false positive and false negative? True Negative (TN): A true positive is an outcome where the model correctly predicts…
Which is not significant in logistic regression model 2? In Model 1 with only the control variables included, both variables are significant below .05. However…
Should tags be capitalized? Tag casing doesn’t matter. Capitalize or not as you choose. What does the R on a label mean? federally registered The…
What is the ML estimation of the t distribution? Liu C. and Rubin D.B. 1995. “ML estimation of the t distribution using EM and its…
How does Sklearn SelectKBest work? SelectKBest then simply retains the first k features of X with the highest scores. So, for example, if you pass…
What is AR in time series? AR (Auto-Regressive) Model The price of a share of any particular company X may depend on all the previous…
How do you calculate standard error of b1? Standard Error of Regression Slope Formula SE of regression slope = sb1 = sqrt [ Σ(yi –…
What conditions must be met to estimate the population proportion? The conditions we need for inference on one proportion are: Random: The data needs to…