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  1. regression - What does it mean to regress a variable against another ...

    Dec 4, 2014 · When we say, to regress Y Y against X X, do we mean that X X is the independent variable and Y the dependent variable? i.e. Y = aX + b Y = a X + b.

  2. How to describe or visualize a multiple linear regression model

    Then this simplified version can be visually shown as a simple regression as this: I'm confused on this in spite of going through appropriate material on this topic. Can someone please explain to me how to …

  3. Why are regression problems called "regression" problems?

    I was just wondering why regression problems are called "regression" problems. What is the story behind the name? One definition for regression: "Relapse to a less perfect or developed state."

  4. Can I merge multiple linear regressions into one regression?

    Oct 3, 2021 · Although one can compute a single regression for all data points, if you include model assumptions such as i.i.d. normal errors, the for all points combined can't be "correct" if the four …

  5. Why not approach classification through regression?

    86 "..approach classification problem through regression.." by "regression" I will assume you mean linear regression, and I will compare this approach to the "classification" approach of fitting a logistic …

  6. How should outliers be dealt with in linear regression analysis ...

    What statistical tests or rules of thumb can be used as a basis for excluding outliers in linear regression analysis? Are there any special considerations for multilinear regression?

  7. Newest 'regression' Questions - Cross Validated

    Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization

  8. When is it ok to remove the intercept in a linear regression model ...

    Hence, if the sum of squared errors is to be minimized, the constant must be chosen such that the mean of the errors is zero.) In a simple regression model, the constant represents the Y-intercept of the …

  9. Transforming variables for multiple regression in R

    I am trying to perform a multiple regression in R. However, my dependent variable has the following plot: Here is a scatterplot matrix with all my variables (WAR is the dependent variable): I know ...

  10. DFBETA in regression model diagnostics of influential points

    Feb 4, 2025 · Belsley (1980) mentioned how DFBETA are calculated for linear regression models "DFBETA values are usually calculated via equations that relate the least-squares fit of a …