2 papers
stat.AP2022
Trends in Northern Hemispheric Snow Presence
Yisu Jia, Robert Lund, Jiajie Kong +3
This paper develops a mathematical model and statistical methods to quantify trends in presence/absence observations of snow cover (not depths) and applies these in an analysis of…
math.PR2021
A Simple Necessary Condition For Independence of Real-Valued Random Variables
David Draper, Erdong Guo, Robert Lund +1
The standard method to check for the independence of two real-valued random variables -- demonstrating that the bivariate joint distribution factors into the product of its margina…