José Ribeiro

3 Questions 7 Answers 0 Followers

Questions related from José Ribeiro

How can I get the list of Impact Factor 2013?

I am particularly interested in Health Science journals.

02 February 2019 4,653 2 View

Can Kendall's tau test be applied to the association between dichotomic and ordinal variables?

Kendall's tau is a powerful (although not the most used) test to investigate the association between two ordinal variables. But, if one of them is dichotomic (and somewhat ordered), Kendall's tau...

05 May 2017 3,198 9 View

Which are the most accurate and recent estimates of the mass of the Earth?

Frequently I found disparate values for the mass of the Earth. For instance, 5.9737 x 1024 kg and 5.97219 x 1024 kg are both quite common, not to mention the (older) 5.976 x 1024 kg. I know that...

11 November 2014 767 5 View