Jatin Arora

3 Questions 6 Answers 0 Followers

Questions related from Jatin Arora

Can I use non-parametric test for difference in median with unequal sample size?

I have two sets, one of 4 values, other of 37. both sets are not normal, and median is a better measure of center of distribution. Can I use non-parametric test, like Mann Whitney?

13 October 2016 5,554 9 View

How do I compare multiple regression models with same predictor variables?

I have two multiple regression models. y ~ sim + ctl + covariate and y ~ sim + ctl + covariate. Between both models, variable 'ctl' differs in value. Could you suggest me the methods for comparing...

06 January 2016 2,608 11 View

How can I get true signs of coefficient of variables in multiple regression?

I do multiple regression (y ~ x1 + x2 + x3) where independent variables come up with positive and negative coefficients. However when i do the simple regression for each independent variable...

30 November 2015 6,753 6 View