This article considers the two-sided test of independence in a 2 × 2 contingency table. The chi-squared approximation to the exact significance of Pearson's X 2 test is compared with four ...

This paper considers the analysis of genetic case-control data. One approach considers the allele frequency in cases and controls. Because each individual has two alleles at any autosomal locus, there ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The Bulls signed Kawamura to a two-way contract, Shams Charania of ESPN reports. Kawamura made a significant impression during his time in the Las Vegas Summer League, playing in five games. He ...

Implantation bleeding is light bleeding from the vagina that happens in some people 10-14 days after they conceive a baby. You may think it’s just a light period, but it can be an early sign of ...

You know fruits and veggies are good for you, yet filling your plate with produce is often easier said than done. Even with nutrition experts urging us to eat more fruits and vegetables, produce ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Al Nassr claimed a superb 2-1 victory over Al Ittihad despite being reduced to 10 men, booking their place in the Saudi Super Cup final. Cristiano Ronaldo's quest for an elusive piece of Saudi ...